diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
index 4a6edb6..aa5cc40 100644
--- a/.gitea/workflows/ci.yml
+++ b/.gitea/workflows/ci.yml
@@ -124,9 +124,9 @@ jobs:
           fi
 
           COMMIT_LINK="https://git.djeex.fr/Djeex/lumeex/commit/${{ github.sha }}"
-          BODY="**$CATEGORY**\n\nCommit: $COMMIT_LINK"
+          BODY=$(printf '**%s**\n\nCommit: %s' "$CATEGORY" "$COMMIT_LINK")
           if [ -n "$PR_LINK" ]; then
-            BODY="$BODY\nPR: $PR_LINK"
+            BODY=$(printf '%s\nPR: %s' "$BODY" "$PR_LINK")
           fi
 
           jq -n \