diff --git a/rm.c b/rm.c
index e9977e5..3e47568 100644
--- a/rm.c
+++ b/rm.c
@@ -2,6 +2,7 @@
 #include "stat.h"
 #include "user.h"
 
+int
 main(int argc, char *argv[])
 {
   int i;