diff --git a/.github/scripts/build-mac.sh b/.github/scripts/build-mac.sh
index 8cedf9e..471931b 100644
--- a/.github/scripts/build-mac.sh
+++ b/.github/scripts/build-mac.sh
@@ -81,6 +81,7 @@ cat "ci-scripts/.github/scripts/readmecommon.txt" >> "$package_dir/README.txt"
 
 $vm_dir/Pharo.app/Contents/MacOS/Pharo --headless $package_dir/image/$PROJECT_NAME.image eval --save "OPVersion currentWithRunId: $RUN_ID projectName: '$REPOSITORY_NAME'"
 
+xattr -cr $package_dir/Pharo.app
 ditto -ck --keepParent --rsrc --sequesterRsrc $package_dir $PROJECT_NAME-$PLATFORM-$VERSION.zip
 
 # ARM variant
@@ -92,5 +93,6 @@ ditto -xk pharo-vm-Darwin-arm64-stable.zip "$vm_dir_arm"
 ditto "$package_dir" "$package_dir_arm"
 rm -rf "$package_dir_arm/Pharo.app"
 ditto $vm_dir_arm $package_dir_arm
+xattr -cr $package_dir_arm/Pharo.app
 
 ditto -ck --keepParent --rsrc --sequesterRsrc $package_dir_arm $PROJECT_NAME-$PLATFORM-ARM-$VERSION.zip