diff --git a/tools/transformers/modeling_internlm.py b/tools/transformers/modeling_internlm.py
index fed7013..571971d 100644
--- a/tools/transformers/modeling_internlm.py
+++ b/tools/transformers/modeling_internlm.py
@@ -844,7 +844,7 @@ class InternLMForCausalLM(InternLMPreTrainedModel):
                 self.query = query
                 self.history = history
                 self.response = ""
-                self.chche = []
+                self.cache = []
                 self.received_inputs = False
                 self.queue.put((self.response, history + [(self.query, self.response)]))
 
@@ -859,8 +859,8 @@ class InternLMForCausalLM(InternLMPreTrainedModel):
                     self.received_inputs = True
                     return
 
-                self.chche.extend(value.tolist())
-                token = self.tokenizer.decode(self.chche, skip_special_tokens=True)
+                self.cache.extend(value.tolist())
+                token = self.tokenizer.decode(self.cache, skip_special_tokens=True)
                 if "�" in token and len(token) <= 5:
                     return
                 
@@ -868,7 +868,7 @@ class InternLMForCausalLM(InternLMPreTrainedModel):
                     self.response = self.response + token
                     history = self.history + [(self.query, self.response)]
                     self.queue.put((self.response, history))
-                    self.chche = []
+                    self.cache = []
                 else:
                     self.end()