1 files changed, 2 insertions, 0 deletions
diff --git a/ico.c b/ico.c
index a256cf7..b96188e 100644
--- a/ico.c
+++ b/ico.c
@@ -1274,6 +1274,8 @@ int main(int argc, const char **argv)
 			exit(1);
 		}
 		else {	/* unknown arg */
+			fprintf (stderr, "%s: unrecognized argument %s\n\n",
+				 ProgramName, *argv);
 			fprintf (stderr, "usage:  %s [options]\n\n%s",
 			         ProgramName, help_message);
 			exit (1);