diff --git a/.github/workflows/build-mysql-container.yaml b/.github/workflows/build-mysql-container.yaml
index eeeb67c6c..5fb914cb4 100644
--- a/.github/workflows/build-mysql-container.yaml
+++ b/.github/workflows/build-mysql-container.yaml
@@ -36,7 +36,7 @@ jobs:
 
           done
 
-          json_output=$(printf '%s\n' "${array[@]}" | jq -R . | jq -s .)
+          json_output=$(printf '%s\n' "${array[@]}" | jq -R . | jq -s . | jq -c .)
           echo "mysql-versions=$json_output" >> "$GITHUB_OUTPUT"
 
   tests: