diff --git a/lib/sl/sl.c b/lib/sl/sl.c
index bc190ea5e..f8cdff9b6 100644
--- a/lib/sl/sl.c
+++ b/lib/sl/sl.c
@@ -195,7 +195,7 @@ sl_loop (SL_cmd *cmds, char *prompt)
 
     for (;;) {
 	char *buf;
-	unsigned count;
+	int count;
 	SL_cmd *c;
 
 	ret = 0;