diff --git a/ets2panda/checker/ets/function.cpp b/ets2panda/checker/ets/function.cpp
index d3416d9181cbaed8d569e1a97c825d42ccde8e6b..a10d2db57f83951339b625280618e2e4ba27e70d 100644
--- a/ets2panda/checker/ets/function.cpp
+++ b/ets2panda/checker/ets/function.cpp
@@ -911,9 +911,7 @@ bool ETSChecker::IsMethodOverridesOther(Signature *target, Signature *source)
                 return false;
             }
 
-            if (!source->Function()->IsOverride()) {
-                ThrowTypeError("Method overriding requires 'override' modifier", source->Function()->Start());
-            }
+            source->Function()->SetOverride();
             return true;
         }
     }
diff --git a/ets2panda/ir/astNode.h b/ets2panda/ir/astNode.h
index 9a30d7bb961d069a6375c232c325bc4db228d4dd..72d28a3614a474f7bdfefdf7c38231074a5387c5 100644
--- a/ets2panda/ir/astNode.h
+++ b/ets2panda/ir/astNode.h
@@ -305,6 +305,11 @@ public:
         return (flags_ & ModifierFlags::OVERRIDE) != 0;
     }
 
+    void SetOverride() noexcept
+    {
+        flags_ |= ModifierFlags::OVERRIDE;
+    }
+
     [[nodiscard]] bool IsAsync() const noexcept
     {
         return (flags_ & ModifierFlags::ASYNC) != 0;
diff --git a/ets2panda/test/compiler/ets/methodOverrideWithoutModifier-expected.txt b/ets2panda/test/compiler/ets/methodOverrideWithoutModifier-expected.txt
index 6c3e10213229a8f567786349917c34ed17a97b67..ee9fd7f3da67951f1f8795e15728c725fe76a1e3 100644
--- a/ets2panda/test/compiler/ets/methodOverrideWithoutModifier-expected.txt
+++ b/ets2panda/test/compiler/ets/methodOverrideWithoutModifier-expected.txt
@@ -735,4 +735,3 @@
     }
   }
 }
-TypeError: Method overriding requires 'override' modifier [methodOverrideWithoutModifier.ets:23:15]
diff --git a/ets2panda/test/parser/ets/static_function_hide_3-expected.txt b/ets2panda/test/parser/ets/static_function_hide_3-expected.txt
index 61b7dbe457b87419106d7fb7908b6bc14eedb5ad..6cb06f2cb9eb27800444766f4879f5fdf2cefc93 100644
--- a/ets2panda/test/parser/ets/static_function_hide_3-expected.txt
+++ b/ets2panda/test/parser/ets/static_function_hide_3-expected.txt
@@ -735,4 +735,4 @@
     }
   }
 }
-TypeError: Method overriding requires 'override' modifier [static_function_hide_3.ets:21:8]
+TypeError: bar(): void in BClass cannot override bar(): void in AClass because overridden method is static. [static_function_hide_3.ets:21:8]
diff --git a/ets2panda/test/runtime/ets/Override-2.ets b/ets2panda/test/runtime/ets/Override-2.ets
new file mode 100644
index 0000000000000000000000000000000000000000..908e8c1d2c852feb30999b87f8b0961909680318
--- /dev/null
+++ b/ets2panda/test/runtime/ets/Override-2.ets
@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2023 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.
+ */
+ 
+class A {
+    met(): string {
+        return "a"
+    }
+}
+
+class B extends A {
+    met(): string {
+        return "b"
+    }
+}
+
+
+function main() {
+    let a: A = new B()
+    assert a.met() == "b"
+}
\ No newline at end of file