diff --git a/python/ql/lib/semmle/python/TestUtils.qll b/python/ql/lib/semmle/python/TestUtils.qll
index d7b8fc24676..8b1ae58be4f 100644
--- a/python/ql/lib/semmle/python/TestUtils.qll
+++ b/python/ql/lib/semmle/python/TestUtils.qll
@@ -1,4 +1,5 @@
-/* This file contains test-related utility functions */
+/** This file contains test-related utility functions */
+
 import python
 
 /** Removes everything up to the occurrence of `sub` in the string `str` */