diff --git a/src/message_test.c b/src/message_test.c
index 7f6540b..014d8d9 100644
--- a/src/message_test.c
+++ b/src/message_test.c
@@ -269,7 +269,7 @@
     int
 main(int argc, char **argv)
 {
-    vim_memset(&params, 0, sizeof(params));
+    CLEAR_FIELD(params);
     params.argc = argc;
     params.argv = argv;
     common_init(&params);