diff --git a/lisp/progmodes/ada-mode.el b/lisp/progmodes/ada-mode.el
index c516a0f1975..ed4eca76687 100644
--- a/lisp/progmodes/ada-mode.el
+++ b/lisp/progmodes/ada-mode.el
@@ -3532,7 +3532,7 @@ This works by two steps:
    ))
 
 ;;;---------------------------------------------------
-;;; support for find-file
+;;; support for find-file.el
 ;;;---------------------------------------------------