diff --git a/platform/firefox/manifest.json b/platform/firefox/manifest.json
index 07fb771..b9b0ddc 100644
--- a/platform/firefox/manifest.json
+++ b/platform/firefox/manifest.json
@@ -49,5 +49,10 @@
     "tabs",
     "unlimitedStorage",
     "<all_urls>"
-  ]
+  ],
+  "browser_specific_settings": {
+    "gecko": {
+      "id": "{f45cc0a0-da01-dfc1-49f9-f68316927e2d}"
+    }
+  }
 }
diff --git a/scripts/bump-version.sh b/scripts/bump-version.sh
new file mode 100755
index 0000000..c8b8806
--- /dev/null
+++ b/scripts/bump-version.sh
@@ -0,0 +1,23 @@
+#!/bin/bash
+set -euo pipefail
+
+FILES=(
+    'package.json'
+    'package-lock.json'
+    'platform/chromium/manifest.json'
+    'platform/firefox/manifest.json'
+)
+
+function update_version() {
+    jq ".version = \"$2\"" "$1" | sponge "$1"
+}
+
+if [[ "$#" != 1 ]]; then
+    echo "usage: $0 version"
+    exit 1
+fi
+
+cd "$(dirname "$0")/.."
+for file in "${FILES[@]}"; do
+    update_version "$file" "$1"
+done
diff --git a/scripts/make-release.sh b/scripts/make-release.sh
new file mode 100755
index 0000000..1cdc74e
--- /dev/null
+++ b/scripts/make-release.sh
@@ -0,0 +1,12 @@
+#!/bin/sh
+set -euo pipefail
+
+cd "$(dirname "$0")/.."
+npm install
+npm run build
+
+npm run chromium
+zip -r9 babble-chromium.zip assets dist manifest.json
+
+npm run firefox
+zip -r9 babble-firefox.zip assets dist manifest.json