diff --git a/src/bltin/test.c b/src/bltin/test.c
index bab9a1f..58c05fe 100644
--- a/src/bltin/test.c
+++ b/src/bltin/test.c
@@ -193,6 +193,8 @@
 		argv[argc] = NULL;
 	}
 
+	t_wp_op = NULL;
+
 recheck:
 	argv++;
 	argc--;