diff --git a/ets2panda/parser/ETSparser.cpp b/ets2panda/parser/ETSparser.cpp
index d9970074638f4d87b7610d70336eedddf0b3a7ca..6f4f677e275e674c29330aed5abbf4a477cfba00 100644
--- a/ets2panda/parser/ETSparser.cpp
+++ b/ets2panda/parser/ETSparser.cpp
@@ -837,13 +837,20 @@ ir::TSTypeAliasDeclaration *ETSParser::ParseTypeAliasDeclaration()
 
     ExpectToken(lexer::TokenType::PUNCTUATOR_SUBSTITUTION);
 
+    if (Lexer()->TryEatTokenFromKeywordType(lexer::TokenType::KEYW_NEW)) {
+        LogError(diagnostic::CONSTRUCTOR_FUNC_TYPE_NOT_SUPPORTED, {}, typeStart);
+        typeAliasDecl->SetTsTypeAnnotation(AllocBrokenType(typeStart));
+    }
+
     TypeAnnotationParsingOptions options =
         TypeAnnotationParsingOptions::REPORT_ERROR | TypeAnnotationParsingOptions::TYPE_ALIAS_CONTEXT;
     ir::TypeNode *typeAnnotation = ParseTypeAnnotation(&options);
     if (typeAnnotation == nullptr) {
         return nullptr;
     }
-    typeAliasDecl->SetTsTypeAnnotation(typeAnnotation);
+    if (typeAliasDecl->TypeAnnotation() == nullptr) {
+        typeAliasDecl->SetTsTypeAnnotation(typeAnnotation);
+    }
     typeAnnotation->SetParent(typeAliasDecl);
     typeAliasDecl->SetRange({typeStart, Lexer()->GetToken().End()});
     return typeAliasDecl;
diff --git a/ets2panda/test/ast/parser/ets/constructorFunctionType_n.ets b/ets2panda/test/ast/parser/ets/constructorFunctionType_n.ets
new file mode 100644
index 0000000000000000000000000000000000000000..b5087a482b4b6bc37b878d3be1d44f53cddc0e35
--- /dev/null
+++ b/ets2panda/test/ast/parser/ets/constructorFunctionType_n.ets
@@ -0,0 +1,21 @@
+/*
+ * 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.
+ */
+
+class Person {
+  constructor(name: string,age: number) {}
+}
+type PersonCtor = new (name: string, age: number) => Person
+
+/* @@? 19:1 Error SyntaxError: Constructor function types are not supported. */
diff --git a/ets2panda/util/diagnostic/syntax.yaml b/ets2panda/util/diagnostic/syntax.yaml
index bfc4c833fee12b73b0133ec6f9476fbc1b61fa0b..7ffcda40f0ff305c46f1a87d8bd39e9c1f6d0030 100644
--- a/ets2panda/util/diagnostic/syntax.yaml
+++ b/ets2panda/util/diagnostic/syntax.yaml
@@ -145,6 +145,10 @@ syntax:
   id: 127
   message: "Conflicting modifiers '!' and '?' on field."
 
+- name: CONSTRUCTOR_FUNC_TYPE_NOT_SUPPORTED
+  id: 93489
+  message: "Constructor function types are not supported."
+
 - name: DECALRE_IN_AMBIENT_CONTEXT
   id: 104
   message: "A 'declare' modifier cannot be used in an already ambient context."