diff --git a/test/src/comp-tests.el b/test/src/comp-tests.el
index 125af64b569..afb2a663c0b 100644
--- a/test/src/comp-tests.el
+++ b/test/src/comp-tests.el
@@ -306,7 +306,7 @@
                    (error err))
                  '(wrong-type-argument consp 3))))
 
-(defun comp-bubble-sort ()
+(ert-deftest comp-tests-bubble-sort ()
   "Run bubble sort."
   (defun comp-bubble-sort-f (list)
     (let ((i (length list)))