diff --git a/ets2panda/test/ast/compiler/ets/function_property.ets b/ets2panda/test/ast/compiler/ets/function_property.ets
new file mode 100644
index 0000000000000000000000000000000000000000..e0ca9949621a5f30e7c3afb54435133470626f1d
--- /dev/null
+++ b/ets2panda/test/ast/compiler/ets/function_property.ets
@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2025 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+function readImage(path: string) { }
+    readImage./* @@ label */sync = (path: string) => {
+    let contents = 1;
+    return contents;
+}
+
+/* @@@ label Error TypeError: Property 'sync' does not exist on type 'Function'  */