diff --git a/ets2panda/checker/ets/utilityTypeHandlers.cpp b/ets2panda/checker/ets/utilityTypeHandlers.cpp
index 93f6b5eccc737df9ed001d1f9d02975aa04d2d76..584958e790a6571255ff9e270923b38a9c2631b3 100644
--- a/ets2panda/checker/ets/utilityTypeHandlers.cpp
+++ b/ets2panda/checker/ets/utilityTypeHandlers.cpp
@@ -325,6 +325,7 @@ ir::ClassProperty *ETSChecker::CreateNullishProperty(ir::ClassProperty *const pr
     prop->SetValue(nullptr);
     // SUPPRESS_CSA_NEXTLINE(alpha.core.AllocatorETSCheckerHint)
     auto *const propClone = prop->Clone(ProgramAllocator(), newClassDefinition)->AsClassProperty();
+    propClone->CleanCheckInformation();
 
     // Revert original property value
     prop->SetValue(propSavedValue);
diff --git a/ets2panda/test/runtime/ets/AnnotationOfExportClassProperty.ets b/ets2panda/test/runtime/ets/AnnotationOfExportClassProperty.ets
new file mode 100644
index 0000000000000000000000000000000000000000..89963cc4476ff6d8e24979b986d87a742d4db6e8
--- /dev/null
+++ b/ets2panda/test/runtime/ets/AnnotationOfExportClassProperty.ets
@@ -0,0 +1,24 @@
+/*
+ * 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.
+ */
+
+@interface SomeAnnotation {
+   field1: int = 1
+}
+
+@SomeAnnotation()
+export class MyClass {
+    @SomeAnnotation()
+    field: int = 1
+}