diff --git a/src/dired.c b/src/dired.c
index da965c356e6..afeb8cb2e2f 100644
--- a/src/dired.c
+++ b/src/dired.c
@@ -650,7 +650,7 @@ Returns nil if the file cannot be opened or if there is no version limit.")
 
 Lisp_Object
 make_time (time)
-     int time;
+     time_t time;
 {
   return Fcons (make_number (time >> 16),
 		Fcons (make_number (time & 0177777), Qnil));