diff --git a/example-clients/simple_client.c b/example-clients/simple_client.c
index 9e90fcd1..a9f7e64b 100644
--- a/example-clients/simple_client.c
+++ b/example-clients/simple_client.c
@@ -191,7 +191,7 @@ main (int argc, char *argv[])
 		fprintf (stderr, "cannot connect output ports\n");
 	}
 
-	free (ports);
+	jack_free (ports);
     
     /* install a signal handler to properly quits jack client */
 #ifdef WIN32