diff --git a/check.sh b/check.sh
index 98654e9..15f1bac 100755
--- a/check.sh
+++ b/check.sh
@@ -41,7 +41,9 @@ fi
 
 if [ "${BRANCH_KIND}" = "role-bug" ]; then
   if [ -z "${TITLE_BUG}" ]; then
-    echo "FAIL[check-naming]: title missing [${BRANCH_BUG}] prefix for branch '${BRANCH}'"
+    echo "FAIL[check-naming]: title must lead with [${BRANCH_BUG}]"
+    echo "  have: ${TITLE}"
+    echo "  want: [${BRANCH_BUG}] ${TITLE}"
     FAILED=1
   elif [ "${TITLE_BUG}" != "${BRANCH_BUG}" ]; then
     echo "FAIL[check-naming]: bug-id mismatch — branch carries '${BRANCH_BUG}' but title carries '${TITLE_BUG}'"