diff --git a/.github/workflows/_build_image.yml b/.github/workflows/_build_image.yml
index e9a90826..89aab3a2 100644
--- a/.github/workflows/_build_image.yml
+++ b/.github/workflows/_build_image.yml
@@ -74,7 +74,7 @@ jobs:
             # skip empty lines
             [ -n "$line" ] || continue
             BUILD_ARGS="$BUILD_ARGS --build-arg $line"
-          done <<< ${{ inputs.build_args }}
+          done <<< "${{ inputs.build_args }}"
       
           docker build \
             -f ${{ inputs.dockerfile_path }} \