diff --git a/scripts/diff.sh b/scripts/diff.sh
index fe2c6d4..a32088d 100644
--- a/scripts/diff.sh
+++ b/scripts/diff.sh
@@ -12,7 +12,7 @@ RESULT=$(diff -u -b -r ${BASE_PATH} ${TARGET_PATH})
 
 retVal=$?
 if [ $retVal -eq 1 ]; then
-    SUMMARY="\`\`\`"'\n'"${RESULT}""\`\`\`"
+    SUMMARY="\`\`\`diff"'\n'"${RESULT}""\`\`\`"
     echo "${SUMMARY}"
 
     # Output the github action summary.