diff --git a/gmid.c b/gmid.c
index 93e1895..224eb42 100644
--- a/gmid.c
+++ b/gmid.c
@@ -328,6 +328,12 @@ free_config(void)
 		free(fcgi[i].path);
 		free(fcgi[i].port);
 		free(fcgi[i].prog);
+
+		fcgi[i].path = NULL;
+		fcgi[i].port = NULL;
+		fcgi[i].prog = NULL;
+
+		fcgi[i].s = FCGI_OFF;
 	}
 
 	tls_free(ctx);