diff --git a/.github/workflows/backend.yaml b/.github/workflows/backend.yaml
index 2a86721ded..7f6d68cff1 100644
--- a/.github/workflows/backend.yaml
+++ b/.github/workflows/backend.yaml
@@ -68,9 +68,6 @@ jobs:
   integration_tests:
     name: run integration tests
     runs-on: ubuntu-latest
-    defaults:
-      run:
-        shell: bash
     steps:
       - uses: actions/checkout@v4
       - uses: actions-rs/toolchain@v1
diff --git a/.github/workflows/pre_release_tests.yaml b/.github/workflows/pre_release_tests.yaml
index 311785710f..6f3abee930 100644
--- a/.github/workflows/pre_release_tests.yaml
+++ b/.github/workflows/pre_release_tests.yaml
@@ -21,5 +21,4 @@ jobs:
           shared-key: "build-debug"
           save-if: "false"
       - name: Run integration tests
-        shell: bash
         run: ./scripts/run-integration-tests.sh $GITHUB_REF_NAME
diff --git a/scripts/deploy-local.sh b/scripts/deploy-local.sh
index c4085a3b72..331cfc52f7 100755
--- a/scripts/deploy-local.sh
+++ b/scripts/deploy-local.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Deploys everything needed to test OpenChat locally (OpenChat, OpenStorage and the NNS canisters)
 
diff --git a/scripts/deploy-testnet.sh b/scripts/deploy-testnet.sh
index 4ad3a10256..9d7e8cb72e 100755
--- a/scripts/deploy-testnet.sh
+++ b/scripts/deploy-testnet.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 NETWORK=$1
 IC_URL=$2
@@ -45,4 +45,4 @@ dfx --identity $IDENTITY canister create --provisional-create-canister-effective
     $NNS_CMC_CANISTER_ID \
     $NNS_SNS_WASM_CANISTER_ID \
     $NNS_INDEX_CANISTER_ID \
-    true \
\ No newline at end of file
+    true \
diff --git a/scripts/deploy-website-prod-test.sh b/scripts/deploy-website-prod-test.sh
index bb4a5a0cb9..af8d3d370f 100755
--- a/scripts/deploy-website-prod-test.sh
+++ b/scripts/deploy-website-prod-test.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Pass in DFX identity name and website version
 # eg './deploy-website-prod-test.sh openchat 2.0.305'
diff --git a/scripts/deploy-website-prod.sh b/scripts/deploy-website-prod.sh
index 640df58266..9006456d45 100755
--- a/scripts/deploy-website-prod.sh
+++ b/scripts/deploy-website-prod.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Pass in DFX identity name and website version
 # eg './deploy-website-prod.sh openchat 2.0.305'
diff --git a/scripts/deploy-website-testnet.sh b/scripts/deploy-website-testnet.sh
index 4e33a0993c..83cc316a22 100755
--- a/scripts/deploy-website-testnet.sh
+++ b/scripts/deploy-website-testnet.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Pass in DFX identity name, website version and network name
 # eg './deploy-website-testnet.sh openchat 2.0.305 small06'
diff --git a/scripts/deploy-website-web-test.sh b/scripts/deploy-website-web-test.sh
index 8c5d0bcdec..f63642075a 100755
--- a/scripts/deploy-website-web-test.sh
+++ b/scripts/deploy-website-web-test.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Pass in DFX identity name and website version
 # eg './deploy-website-web-test.sh openchat 2.0.305'
diff --git a/scripts/deploy.sh b/scripts/deploy.sh
index cb877de604..041858c585 100755
--- a/scripts/deploy.sh
+++ b/scripts/deploy.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Pass in network name, IC url, identity name, Governance canisterId, Ledger canisterId, CMC canisterId, and test mode (true/false)
 # eg './deploy.sh ic https://ic0.app/ openchat rrkah-fqaaa-aaaaa-aaaaq-cai ryjl3-tyaaa-aaaaa-aaaba-cai rkp4c-7iaaa-aaaaa-aaaca-cai false'
@@ -68,4 +68,4 @@ cargo run \
   --nns-ledger $NNS_LEDGER_CANISTER_ID \
   --nns-cmc $NNS_CMC_CANISTER_ID \
   --nns-sns-wasm $NNS_SNS_WASM_CANISTER_ID \
-  --nns-index $NNS_INDEX_CANISTER_ID
\ No newline at end of file
+  --nns-index $NNS_INDEX_CANISTER_ID
diff --git a/scripts/docker-build.sh b/scripts/docker-build.sh
index 0ba5953fb9..517b083c65 100755
--- a/scripts/docker-build.sh
+++ b/scripts/docker-build.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 SCRIPT=$(readlink -f "$0")
 SCRIPT_DIR=$(dirname "$SCRIPT")
diff --git a/scripts/make_custom_function_proposal.sh b/scripts/make_custom_function_proposal.sh
index e4c603359b..a445b44bd2 100755
--- a/scripts/make_custom_function_proposal.sh
+++ b/scripts/make_custom_function_proposal.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # cd into folder containing this script
 SCRIPT=$(readlink -f "$0")
diff --git a/scripts/make_proposal.sh b/scripts/make_proposal.sh
index 615fc4e976..4ea8f64346 100755
--- a/scripts/make_proposal.sh
+++ b/scripts/make_proposal.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # cd into root of OpenChat repo
 SCRIPT=$(readlink -f "$0")
diff --git a/scripts/make_upgrade_canister_proposal.sh b/scripts/make_upgrade_canister_proposal.sh
index 0484bef111..0942468de6 100755
--- a/scripts/make_upgrade_canister_proposal.sh
+++ b/scripts/make_upgrade_canister_proposal.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # cd into root of OpenChat repo
 SCRIPT=$(readlink -f "$0")
@@ -34,7 +34,7 @@ if [ "$FUNCTION_ID" -ge "1000" ] ; then
     # Setup variables
     WASM_FILE=$CANISTER_NAME.wasm.gz
     WASM_PATH=$WASM_FOLDER/$WASM_FILE
-    PROPOSAL_BUILDER_FOLDER=$SCRIPT_DIR/../backend/canister_upgrade_proposal_builder    
+    PROPOSAL_BUILDER_FOLDER=$SCRIPT_DIR/../backend/canister_upgrade_proposal_builder
     PROPOSAL_FILE=proposal.candid
     PROPOSAL_BUILDER_PATH=$PROPOSAL_BUILDER_FOLDER/$PROPOSAL_FILE
 
diff --git a/scripts/proposals/add_canister_to_cycles_dispenser.sh b/scripts/proposals/add_canister_to_cycles_dispenser.sh
index cace172ae9..997f7f9ae7 100755
--- a/scripts/proposals/add_canister_to_cycles_dispenser.sh
+++ b/scripts/proposals/add_canister_to_cycles_dispenser.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Extract the args or use defaults
 CANISTER_ID=$1
diff --git a/scripts/proposals/add_platform_operator.sh b/scripts/proposals/add_platform_operator.sh
index 3f04d55e23..f769116c0c 100755
--- a/scripts/proposals/add_platform_operator.sh
+++ b/scripts/proposals/add_platform_operator.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Extract the args or use defaults
 USER_ID=$1
diff --git a/scripts/proposals/add_token_to_registry.sh b/scripts/proposals/add_token_to_registry.sh
index 2ce969f6f3..02455ce8bc 100755
--- a/scripts/proposals/add_token_to_registry.sh
+++ b/scripts/proposals/add_token_to_registry.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Extract the args or use defaults
 TOKEN_NAME=$1
diff --git a/scripts/proposals/appoint_admins_in_proposals_group.sh b/scripts/proposals/appoint_admins_in_proposals_group.sh
index a7dff4351c..9cc329c07e 100755
--- a/scripts/proposals/appoint_admins_in_proposals_group.sh
+++ b/scripts/proposals/appoint_admins_in_proposals_group.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 GOVERNANCE_CANISTER_ID=$1
 SNS_NAME=$2
diff --git a/scripts/proposals/call_infinity_swap_burn.sh b/scripts/proposals/call_infinity_swap_burn.sh
index ae33486670..044054a089 100755
--- a/scripts/proposals/call_infinity_swap_burn.sh
+++ b/scripts/proposals/call_infinity_swap_burn.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Set current directory to the scripts root
 SCRIPT=$(readlink -f "$0")
diff --git a/scripts/proposals/call_infinity_swap_mint.sh b/scripts/proposals/call_infinity_swap_mint.sh
index 77804032a9..c8b971934b 100755
--- a/scripts/proposals/call_infinity_swap_mint.sh
+++ b/scripts/proposals/call_infinity_swap_mint.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Set current directory to the scripts root
 SCRIPT=$(readlink -f "$0")
diff --git a/scripts/proposals/call_infinity_swap_receive_tokens.sh b/scripts/proposals/call_infinity_swap_receive_tokens.sh
index 806ae3462f..66d99a610c 100755
--- a/scripts/proposals/call_infinity_swap_receive_tokens.sh
+++ b/scripts/proposals/call_infinity_swap_receive_tokens.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Set current directory to the scripts root
 SCRIPT=$(readlink -f "$0")
diff --git a/scripts/proposals/call_infinity_swap_refund_transfer.sh b/scripts/proposals/call_infinity_swap_refund_transfer.sh
index 6f166725be..547fe6b76a 100755
--- a/scripts/proposals/call_infinity_swap_refund_transfer.sh
+++ b/scripts/proposals/call_infinity_swap_refund_transfer.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Set current directory to the scripts root
 SCRIPT=$(readlink -f "$0")
diff --git a/scripts/proposals/import_proposals_group_into_community.sh b/scripts/proposals/import_proposals_group_into_community.sh
index 5401cf14b2..0893f6835d 100755
--- a/scripts/proposals/import_proposals_group_into_community.sh
+++ b/scripts/proposals/import_proposals_group_into_community.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Extract the args
 GOVERNANCE_CANISTER_ID=$1
diff --git a/scripts/proposals/manage_nns_neuron.sh b/scripts/proposals/manage_nns_neuron.sh
index 66a908de27..3f2f1662f7 100755
--- a/scripts/proposals/manage_nns_neuron.sh
+++ b/scripts/proposals/manage_nns_neuron.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Set current directory to the scripts root
 SCRIPT=$(readlink -f "$0")
diff --git a/scripts/proposals/motion.sh b/scripts/proposals/motion.sh
index 593c598385..e251d76796 100755
--- a/scripts/proposals/motion.sh
+++ b/scripts/proposals/motion.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # cd into the scripts folder
 SCRIPT=$(readlink -f "$0")
diff --git a/scripts/proposals/remove_custom_sns_function.sh b/scripts/proposals/remove_custom_sns_function.sh
index 0cc25b9227..64f20219cd 100755
--- a/scripts/proposals/remove_custom_sns_function.sh
+++ b/scripts/proposals/remove_custom_sns_function.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Extract the args or use defaults
 TITLE=$1
diff --git a/scripts/proposals/set_max_concurrent_group_canister_upgrades.sh b/scripts/proposals/set_max_concurrent_group_canister_upgrades.sh
index 77736652ff..f4ed35d172 100755
--- a/scripts/proposals/set_max_concurrent_group_canister_upgrades.sh
+++ b/scripts/proposals/set_max_concurrent_group_canister_upgrades.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Extract the args or use defaults
 CONCURRENCY=$1
diff --git a/scripts/proposals/set_max_concurrent_user_canister_upgrades.sh b/scripts/proposals/set_max_concurrent_user_canister_upgrades.sh
index 1e7f025201..b61cea3ee7 100755
--- a/scripts/proposals/set_max_concurrent_user_canister_upgrades.sh
+++ b/scripts/proposals/set_max_concurrent_user_canister_upgrades.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 TITLE="Increase max concurrent user canister upgrades to 50 per subnet"
 SUMMARY="It currently takes 1.5 days for all user canisters to be upgraded.
diff --git a/scripts/proposals/stake_nns_neuron.sh b/scripts/proposals/stake_nns_neuron.sh
index ab1aef0724..bed45b30e1 100755
--- a/scripts/proposals/stake_nns_neuron.sh
+++ b/scripts/proposals/stake_nns_neuron.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Set current directory to the scripts root
 SCRIPT=$(readlink -f "$0")
diff --git a/scripts/proposals/transfer_from_treasury.sh b/scripts/proposals/transfer_from_treasury.sh
index 57b27208c1..4d608b2ac7 100755
--- a/scripts/proposals/transfer_from_treasury.sh
+++ b/scripts/proposals/transfer_from_treasury.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Extract the args
 TITLE=$1
diff --git a/scripts/proposals/update_cycles_dispenser_config.sh b/scripts/proposals/update_cycles_dispenser_config.sh
index 945af9e164..38f5a010cb 100755
--- a/scripts/proposals/update_cycles_dispenser_config.sh
+++ b/scripts/proposals/update_cycles_dispenser_config.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 TITLE="Update CyclesDispenser config"
 SUMMARY="Set the min cycles balance to 1000T and set the ICP burn amount to 50 ICP.
diff --git a/scripts/proposals/update_token_in_registry.sh b/scripts/proposals/update_token_in_registry.sh
index 3e9fe32347..8a83aa480f 100755
--- a/scripts/proposals/update_token_in_registry.sh
+++ b/scripts/proposals/update_token_in_registry.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Extract the args or use defaults
 LEDGER_CANISTER_ID=$1
diff --git a/scripts/proposals/upgrade_asset_canister.sh b/scripts/proposals/upgrade_asset_canister.sh
index f515306944..22efc25ccf 100755
--- a/scripts/proposals/upgrade_asset_canister.sh
+++ b/scripts/proposals/upgrade_asset_canister.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # cd into the folder containing this script
 SCRIPT=$(readlink -f "$0")
diff --git a/scripts/proposals/upgrade_communities.sh b/scripts/proposals/upgrade_communities.sh
index 96b42c855f..a292ae3712 100755
--- a/scripts/proposals/upgrade_communities.sh
+++ b/scripts/proposals/upgrade_communities.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 VERSION=$1
 SUMMARY_PATH=$2
diff --git a/scripts/proposals/upgrade_cycles_dispenser.sh b/scripts/proposals/upgrade_cycles_dispenser.sh
index 2e27428d74..0da5afa23a 100755
--- a/scripts/proposals/upgrade_cycles_dispenser.sh
+++ b/scripts/proposals/upgrade_cycles_dispenser.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 VERSION=$1
 SUMMARY_PATH=$2
diff --git a/scripts/proposals/upgrade_group_index.sh b/scripts/proposals/upgrade_group_index.sh
index aedb005463..17f416244d 100755
--- a/scripts/proposals/upgrade_group_index.sh
+++ b/scripts/proposals/upgrade_group_index.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 VERSION=$1
 SUMMARY_PATH=$2
diff --git a/scripts/proposals/upgrade_groups.sh b/scripts/proposals/upgrade_groups.sh
index 92ea4e2e48..6a883f2137 100755
--- a/scripts/proposals/upgrade_groups.sh
+++ b/scripts/proposals/upgrade_groups.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 VERSION=$1
 SUMMARY_PATH=$2
diff --git a/scripts/proposals/upgrade_local_group_indexes.sh b/scripts/proposals/upgrade_local_group_indexes.sh
index 48eef55a0a..0b5825062b 100755
--- a/scripts/proposals/upgrade_local_group_indexes.sh
+++ b/scripts/proposals/upgrade_local_group_indexes.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 VERSION=$1
 SUMMARY_PATH=$2
diff --git a/scripts/proposals/upgrade_local_user_indexes.sh b/scripts/proposals/upgrade_local_user_indexes.sh
index 2447cf921f..5c29df0f86 100755
--- a/scripts/proposals/upgrade_local_user_indexes.sh
+++ b/scripts/proposals/upgrade_local_user_indexes.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 VERSION=$1
 SUMMARY_PATH=$2
diff --git a/scripts/proposals/upgrade_market_maker.sh b/scripts/proposals/upgrade_market_maker.sh
index bdb941a1fd..9b0034ba12 100755
--- a/scripts/proposals/upgrade_market_maker.sh
+++ b/scripts/proposals/upgrade_market_maker.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 VERSION=$1
 SUMMARY_PATH=$2
diff --git a/scripts/proposals/upgrade_neuron_controller.sh b/scripts/proposals/upgrade_neuron_controller.sh
index 324d100bdd..3590e501bb 100755
--- a/scripts/proposals/upgrade_neuron_controller.sh
+++ b/scripts/proposals/upgrade_neuron_controller.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 VERSION=$1
 SUMMARY_PATH=$2
diff --git a/scripts/proposals/upgrade_notifications.sh b/scripts/proposals/upgrade_notifications.sh
index 454216a791..b17178c888 100755
--- a/scripts/proposals/upgrade_notifications.sh
+++ b/scripts/proposals/upgrade_notifications.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 VERSION=$1
 SUMMARY_PATH=$2
diff --git a/scripts/proposals/upgrade_notifications_index.sh b/scripts/proposals/upgrade_notifications_index.sh
index a5e65118e1..eaf0f9acc7 100755
--- a/scripts/proposals/upgrade_notifications_index.sh
+++ b/scripts/proposals/upgrade_notifications_index.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 VERSION=$1
 SUMMARY_PATH=$2
diff --git a/scripts/proposals/upgrade_online_users.sh b/scripts/proposals/upgrade_online_users.sh
index 6033647000..0c0426f22c 100755
--- a/scripts/proposals/upgrade_online_users.sh
+++ b/scripts/proposals/upgrade_online_users.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 VERSION=$1
 SUMMARY_PATH=$2
diff --git a/scripts/proposals/upgrade_proposal_validation.sh b/scripts/proposals/upgrade_proposal_validation.sh
index c2b0b64094..be1ececb4c 100755
--- a/scripts/proposals/upgrade_proposal_validation.sh
+++ b/scripts/proposals/upgrade_proposal_validation.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 VERSION=$1
 SUMMARY_PATH=$2
diff --git a/scripts/proposals/upgrade_proposals_bot.sh b/scripts/proposals/upgrade_proposals_bot.sh
index 6e3c9653a8..745aefcc0b 100755
--- a/scripts/proposals/upgrade_proposals_bot.sh
+++ b/scripts/proposals/upgrade_proposals_bot.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 VERSION=$1
 SUMMARY_PATH=$2
diff --git a/scripts/proposals/upgrade_registry.sh b/scripts/proposals/upgrade_registry.sh
index ce70264b24..527eba8131 100755
--- a/scripts/proposals/upgrade_registry.sh
+++ b/scripts/proposals/upgrade_registry.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 VERSION=$1
 SUMMARY_PATH=$2
diff --git a/scripts/proposals/upgrade_sns_canisters_to_next_version.sh b/scripts/proposals/upgrade_sns_canisters_to_next_version.sh
index 4af3f9e141..2c589d6eec 100755
--- a/scripts/proposals/upgrade_sns_canisters_to_next_version.sh
+++ b/scripts/proposals/upgrade_sns_canisters_to_next_version.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Extract the args or use defaults
 TITLE=$1
diff --git a/scripts/proposals/upgrade_storage_buckets.sh b/scripts/proposals/upgrade_storage_buckets.sh
index 7872c81d8d..0db1837a6b 100755
--- a/scripts/proposals/upgrade_storage_buckets.sh
+++ b/scripts/proposals/upgrade_storage_buckets.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 VERSION=$1
 SUMMARY_PATH=$2
diff --git a/scripts/proposals/upgrade_storage_index.sh b/scripts/proposals/upgrade_storage_index.sh
index d01abe4b31..f1500fd8f4 100755
--- a/scripts/proposals/upgrade_storage_index.sh
+++ b/scripts/proposals/upgrade_storage_index.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 VERSION=$1
 SUMMARY_PATH=$2
diff --git a/scripts/proposals/upgrade_user_index.sh b/scripts/proposals/upgrade_user_index.sh
index b4ac75817a..383ef839c9 100755
--- a/scripts/proposals/upgrade_user_index.sh
+++ b/scripts/proposals/upgrade_user_index.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 VERSION=$1
 SUMMARY_PATH=$2
diff --git a/scripts/proposals/upgrade_users.sh b/scripts/proposals/upgrade_users.sh
index 1bd649bc9d..f2567889e7 100755
--- a/scripts/proposals/upgrade_users.sh
+++ b/scripts/proposals/upgrade_users.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 VERSION=$1
 SUMMARY_PATH=$2
diff --git a/scripts/proposals/upgrade_website_motion.sh b/scripts/proposals/upgrade_website_motion.sh
index e6cb1e7710..0d011b446a 100755
--- a/scripts/proposals/upgrade_website_motion.sh
+++ b/scripts/proposals/upgrade_website_motion.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # cd into the folder containing this script
 SCRIPT=$(readlink -f "$0")
diff --git a/scripts/upgrade-canister-local.sh b/scripts/upgrade-canister-local.sh
index 94bd840d4e..56b6897a12 100755
--- a/scripts/upgrade-canister-local.sh
+++ b/scripts/upgrade-canister-local.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Pass in the dfx identity name
 # eg './upgrade-canister-local.sh openchat user_index 1.0.0'
diff --git a/scripts/upgrade-canister-prod-test.sh b/scripts/upgrade-canister-prod-test.sh
index 99b56cda81..bfbe8e927a 100755
--- a/scripts/upgrade-canister-prod-test.sh
+++ b/scripts/upgrade-canister-prod-test.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Pass in the dfx identity name
 # eg './upgrade-canister-prod-test.sh openchat user_index 1.0.0'
diff --git a/scripts/upgrade-canister-prod.sh b/scripts/upgrade-canister-prod.sh
index 94e184288c..836cdea0e0 100755
--- a/scripts/upgrade-canister-prod.sh
+++ b/scripts/upgrade-canister-prod.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Pass in the dfx identity name
 # eg './upgrade-canister-prod.sh openchat user_index 1.0.0'
diff --git a/scripts/upgrade-canister.sh b/scripts/upgrade-canister.sh
index 15017eb6bb..8f39caf7d6 100755
--- a/scripts/upgrade-canister.sh
+++ b/scripts/upgrade-canister.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Pass in network name, IC url, identity name, canister name, and version
 # eg './upgrade-canister.sh local http://127.0.0.1:8080/ openchat user_index 1.0.0'
@@ -50,4 +50,4 @@ cargo run \
   --neuron-controller $NEURON_CONTROLLER_CANISTER_ID \
   --escrow $ESCROW_CANISTER_ID \
   --canister-to-upgrade $CANISTER_NAME \
-  --version $VERSION \
\ No newline at end of file
+  --version $VERSION \
diff --git a/scripts/validate-candid-matches-rust.sh b/scripts/validate-candid-matches-rust.sh
index 7c3a9d1f67..3b03b38256 100755
--- a/scripts/validate-candid-matches-rust.sh
+++ b/scripts/validate-candid-matches-rust.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 SCRIPT=$(readlink -f "$0")
 SCRIPT_DIR=$(dirname "$SCRIPT")
diff --git a/scripts/validate-candid-syntax.sh b/scripts/validate-candid-syntax.sh
index a930c9cd44..4889831b89 100755
--- a/scripts/validate-candid-syntax.sh
+++ b/scripts/validate-candid-syntax.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 SCRIPT=$(readlink -f "$0")
 SCRIPT_DIR=$(dirname "$SCRIPT")
diff --git a/sns/config/sns_proposal.sh b/sns/config/sns_proposal.sh
index a52b5ca49a..b9922c9fc4 100755
--- a/sns/config/sns_proposal.sh
+++ b/sns/config/sns_proposal.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Set current directory to the directory this script is in
 SCRIPT=$(readlink -f "$0")
@@ -75,4 +75,4 @@ ic-admin --nns-url $NNS_URL \
               --sale-delay-seconds 86400 \
               --proposal-title "$PROPOSAL_TITLE" \
               --proposal-url "$PROPOSAL_URL" \
-              --summary "$SUMMARY"
\ No newline at end of file
+              --summary "$SUMMARY"
diff --git a/sns/scripts/add-sns-root-as-canister-controller.sh b/sns/scripts/add-sns-root-as-canister-controller.sh
index 64f5a647fd..383bddae96 100755
--- a/sns/scripts/add-sns-root-as-canister-controller.sh
+++ b/sns/scripts/add-sns-root-as-canister-controller.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Set current directory to the directory this script is in
 SCRIPT=$(readlink -f "$0")
diff --git a/sns/scripts/add_canisters_governance_principal.sh b/sns/scripts/add_canisters_governance_principal.sh
index 748a929f95..b3f1b0187e 100755
--- a/sns/scripts/add_canisters_governance_principal.sh
+++ b/sns/scripts/add_canisters_governance_principal.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Set env variables based on .env file
 set -o allexport; source .env; set +o allexport
diff --git a/sns/scripts/create_custom_sns_functions.sh b/sns/scripts/create_custom_sns_functions.sh
index 2a4becc6cc..63b2378863 100755
--- a/sns/scripts/create_custom_sns_functions.sh
+++ b/sns/scripts/create_custom_sns_functions.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Set current directory to the directory this script is in
 SCRIPT=$(readlink -f "$0")
diff --git a/sns/scripts/follow_personal_beacon.sh b/sns/scripts/follow_personal_beacon.sh
index 952f804f6c..6d4c7a3920 100755
--- a/sns/scripts/follow_personal_beacon.sh
+++ b/sns/scripts/follow_personal_beacon.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 NETWORK=$1
 IDENTITY="oc-matt"
diff --git a/sns/scripts/proposals/create_custom_sns_function.sh b/sns/scripts/proposals/create_custom_sns_function.sh
index b97f78832d..50040d9719 100755
--- a/sns/scripts/proposals/create_custom_sns_function.sh
+++ b/sns/scripts/proposals/create_custom_sns_function.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Set current directory to the directory this script is in
 SCRIPT=$(readlink -f "$0")
diff --git a/sns/scripts/proposals/register_canister_with_sns.sh b/sns/scripts/proposals/register_canister_with_sns.sh
index ee7fcc7132..0d82cf37ae 100755
--- a/sns/scripts/proposals/register_canister_with_sns.sh
+++ b/sns/scripts/proposals/register_canister_with_sns.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Set current directory to the directory this script is in
 SCRIPT=$(readlink -f "$0")
diff --git a/sns/scripts/register_canisters_with_sns.sh b/sns/scripts/register_canisters_with_sns.sh
index e78926883b..0c89b5c6d2 100755
--- a/sns/scripts/register_canisters_with_sns.sh
+++ b/sns/scripts/register_canisters_with_sns.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Set current directory to the directory this script is in
 SCRIPT=$(readlink -f "$0")
diff --git a/sns/scripts/remove_direct_dev_access.sh b/sns/scripts/remove_direct_dev_access.sh
index 1772ca9a8c..b510a8a0b3 100755
--- a/sns/scripts/remove_direct_dev_access.sh
+++ b/sns/scripts/remove_direct_dev_access.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Set env variables based on .env file
 set -o allexport; source .env; set +o allexport
diff --git a/sns/scripts/utils/cleanup_env.sh b/sns/scripts/utils/cleanup_env.sh
index e119b3f9be..9dadb8e901 100755
--- a/sns/scripts/utils/cleanup_env.sh
+++ b/sns/scripts/utils/cleanup_env.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Set current directory to the directory this script is in
 SCRIPT=$(readlink -f "$0")
diff --git a/sns/scripts/utils/setup_env.sh b/sns/scripts/utils/setup_env.sh
index c195d9018d..7d9112fa32 100755
--- a/sns/scripts/utils/setup_env.sh
+++ b/sns/scripts/utils/setup_env.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Check the necessary environment variables have been set
 if [ -z "${NETWORK}" ]
@@ -41,4 +41,4 @@ SCRIPT_DIR=$(dirname "$SCRIPT")
 cd $SCRIPT_DIR
 
 # Create the sns_canister_ids.json
-./build_sns_canister_ids_json.sh > sns_canister_ids.json
\ No newline at end of file
+./build_sns_canister_ids_json.sh > sns_canister_ids.json
diff --git a/sns/scripts/utils/submit_proposal.sh b/sns/scripts/utils/submit_proposal.sh
index 86cd9aff3f..17f9a03b01 100755
--- a/sns/scripts/utils/submit_proposal.sh
+++ b/sns/scripts/utils/submit_proposal.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Set current directory to the directory this script is in
 SCRIPT=$(readlink -f "$0")
diff --git a/sns/scripts/utils/submit_proposal_file.sh b/sns/scripts/utils/submit_proposal_file.sh
index 7502e76d14..dff63d9d42 100755
--- a/sns/scripts/utils/submit_proposal_file.sh
+++ b/sns/scripts/utils/submit_proposal_file.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Set current directory to the directory this script is in
 SCRIPT=$(readlink -f "$0")
diff --git a/sns/scripts/utils/submit_upgrade_proposal.sh b/sns/scripts/utils/submit_upgrade_proposal.sh
index 25c8fb28a4..11ea92c56f 100755
--- a/sns/scripts/utils/submit_upgrade_proposal.sh
+++ b/sns/scripts/utils/submit_upgrade_proposal.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Set current directory to the directory this script is in
 SCRIPT=$(readlink -f "$0")