diff --git a/reflex/utils/serializers.py b/reflex/utils/serializers.py
index 480eadf35..9a0613f5a 100644
--- a/reflex/utils/serializers.py
+++ b/reflex/utils/serializers.py
@@ -282,17 +282,18 @@ def serialize_base_model_v1(model: BaseModelV1) -> dict:
     return model.dict()
 
 
-@serializer(to=dict)
-def serialize_base_model_v2(model: BaseModelV2) -> dict:
-    """Serialize a pydantic v2 BaseModel instance.
-
-    Args:
-        model: The BaseModel to serialize.
-
-    Returns:
-        The serialized BaseModel.
-    """
-    return model.model_dump()
+if BaseModelV2 is not BaseModelV1:
+    @serializer(to=dict)
+    def serialize_base_model_v2(model: BaseModelV2) -> dict:
+        """Serialize a pydantic v2 BaseModel instance.
+    
+        Args:
+            model: The BaseModel to serialize.
+    
+        Returns:
+            The serialized BaseModel.
+        """
+        return model.model_dump()
 
 
 @serializer