diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 9693c7e62..6e3691fcb 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -331,7 +331,7 @@ jobs:
           CODESIGN_IDENTITY: ${{ secrets.MACOS_CODESIGN_IDENTITY }}
         run: |
           find Cryptomator.app/Contents/runtime/Contents/MacOS -name '*.dylib' -exec codesign --force -s ${CODESIGN_IDENTITY} {} \;
-          for JAR_PATH in Cryptomator.app/**/*.jar; do
+          for JAR_PATH in `find Cryptomator.app -name "*.jar"`; do
             if [[ `unzip -l ${JAR_PATH} | grep '.dylib\|.jnilib'` ]]; then
               JAR_FILENAME=$(basename ${JAR_PATH})
               OUTPUT_PATH=${JAR_PATH%.*}
@@ -348,7 +348,6 @@ jobs:
           done
           echo "Codesigning Cryptomator.app..."
           codesign --force --deep --entitlements dist/mac/Cryptomator.entitlements -o runtime -s ${CODESIGN_IDENTITY} Cryptomator.app
-        shell: zsh {0}
       - name: Clean up codesign certificate
         if: ${{ always() }}
         run: security delete-keychain $RUNNER_TEMP/codesign.keychain-db