diff --git a/src/index.ts b/src/index.ts
index 8d9b8a2..04f7f4b 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,3 +1,5 @@
+// (PR test) Trigger detect-test-groups action
+
 export function add(a: number, b: number): number {
   return a + b;
 }