diff --git a/src/backend/models.py b/src/backend/models.py
index c669a72..be7277d 100644
--- a/src/backend/models.py
+++ b/src/backend/models.py
@@ -959,7 +959,7 @@ class Resume(BaseModel):
 
 class ResumeMessage(ChatMessageUser):
     role: ChatSenderType = ChatSenderType.ASSISTANT
-    resume: Resume = Field(..., alias=str("resume"))
+    resume: Resume
     model_config = ConfigDict(populate_by_name=True)
 
 class GPUInfo(BaseModel):