diff --git a/modules/lang/emacs-lisp/config.el b/modules/lang/emacs-lisp/config.el
index 3f2478fa1..0277cf552 100644
--- a/modules/lang/emacs-lisp/config.el
+++ b/modules/lang/emacs-lisp/config.el
@@ -81,4 +81,4 @@
 
 (def-project-mode! +emacs-lisp-ert-mode
   :modes (emacs-lisp-mode)
-  :match "/test-.+\\.el$")
+  :match "/test[/-].+\\.el$")