diff --git a/.github/workflows/check_rollback_7.1.30_script.yml b/.github/workflows/check_rollback_7.1.30_script.yml
index e3b408b4..da73c19f 100644
--- a/.github/workflows/check_rollback_7.1.30_script.yml
+++ b/.github/workflows/check_rollback_7.1.30_script.yml
@@ -32,8 +32,11 @@ jobs:
       - name: Check if get_original_script_languages_parameters.sql works
         run: |
           $RESULT=`exaplus -c localhost:8888 -u sys -p exasol -f ./get_original_script_languages_parameter.sql`
+          echo test
+          echo $RESULT
           echo "$RESULT" | grep "ALTER SYSTEM SET SCRIPT_LANGUAGES='R=builtin_r JAVA=builtin_java PYTHON3=builtin_python3'" || (echo SCRIPT_LANGUAGES parameter not as expected && exit 1)
         working-directory: doc/user_guide/resources
+        shell: bash
       - name: Check if get_original_script_languages_parameters.sql works
         run: |
           RESULT=`exaplus -q -c localhost:8888 -u sys -p exasol -f ./get_original_script_languages_parameter.sql`
@@ -44,11 +47,13 @@ jobs:
           exaplus -q -c localhost:8888 -u sys -p exasol -f install_r_udf.sql
           exaplus -q -c localhost:8888 -u sys -p exasol -sql "SELECT TEST.R_DEMO();"
         working-directory: .github/workflows/scripts
+        shell: bash
       - name: Check if pre_update_check.sql works
         run: |
           RESULT=`exaplus -q -c localhost:8888 -u sys -p exasol -f ./pre_update_check.sql`
           echo $RESULT | grep "You have 1 UDFs using the pre-shipped R"
         working-directory: doc/user_guide/resources
+        shell: bash
       - name: Check if construct_alter_system_command_before_update.sql works
         run: |
           RESULT=`exaplus -q -c localhost:8888 -u sys -p exasol -f ./construct_alter_system_command_before_update.sql`
@@ -56,9 +61,11 @@ jobs:
           exaplus exaplus -q -c localhost:8888 -u sys -p exasol -sql $RESULT
           exaplus -q -c localhost:8888 -u sys -p exasol -sql "SELECT TEST.R_DEMO();"
         working-directory: doc/user_guide/resources
+        shell: bash
       - name: Run Skript
         run: bash install_slc_v6.0.0_on_db.sh localhost 6583 write default HTTP
         working-directory: doc/user_guide/resources
+        shell: bash
       - name: Check if construct_alter_system_command_from_downloaded.sql works
         run: |
           sed -i 's/<bucketfs_name>/bfsdefault/g' construct_alter_system_command_from_downloaded_container.sql
@@ -69,4 +76,5 @@ jobs:
           echo $RESULT | grep "ALTER SYSTEM SET SCRIPT_LANGUAGES='JAVA=builtin_java PYTHON3=builtin_python3 R=localzmq+protobuf:///bfsdefault/default//standard-EXASOL-7.1.0_release.tar.gz/?lang=r#/buckets/bfsdefault/default//standard-EXASOL-7.1.0_release.tar.gz/exaudf/exaudfclient_py3';"
           exaplus exaplus -q -c localhost:8888 -u sys -p exasol -sql $RESULT
           exaplus -q -c localhost:8888 -u sys -p exasol -sql "SELECT TEST.R_DEMO();"
-        working-directory: doc/user_guide/resources
\ No newline at end of file
+        working-directory: doc/user_guide/resources
+        shell: bash
\ No newline at end of file