diff --git a/commands/ls.c b/commands/ls.c
index 6b88688..23638d1 100644
--- a/commands/ls.c
+++ b/commands/ls.c
@@ -34,7 +34,7 @@
 	unsigned long namelen = strlen(path);
 
 	mkmodestr(s->st_mode, modestr);
-	printf("%s %8d %*.*s\n",modestr, s->st_size, namelen, namelen, path);
+	printf("%s %8u %*.*s\n", modestr, s->st_size, namelen, namelen, path);
 }
 
 int ls(const char *path, ulong flags)