diff --git a/sh.c b/sh.c
index fbe8c13..ed2c1d9 100644
--- a/sh.c
+++ b/sh.c
@@ -439,7 +439,7 @@ parseexec(char **ps, char *es)
 }
 
 // NUL-terminate all the counted strings.
-struct cmd:
+struct cmd*
 nulterminate(struct cmd *cmd)
 {
   int i;