diff --git a/interfaces/kits/js/src/mod_fs/properties/ani/listfile_ani.cpp b/interfaces/kits/js/src/mod_fs/properties/ani/listfile_ani.cpp
index 514d8d69ced021732b91edcb4ffffc49947e7d2d..2361312f7391a40bda8bc569d7d4a390eca30fce 100644
--- a/interfaces/kits/js/src/mod_fs/properties/ani/listfile_ani.cpp
+++ b/interfaces/kits/js/src/mod_fs/properties/ani/listfile_ani.cpp
@@ -35,7 +35,7 @@ tuple<bool, bool> ParseBooleanParam(ani_env *env, ani_object obj, string tag)
         return { false, false };
     }
     env->Reference_IsUndefined(bool_ref, &isUndefined);
-    if (!isUndefined) {
+    if (isUndefined) {
         return { true, false };
     }
     ani_boolean bool_ref_res;