diff --git a/camel/models/openai_model.py b/camel/models/openai_model.py
index 02d2284768..4ba5e8f78f 100644
--- a/camel/models/openai_model.py
+++ b/camel/models/openai_model.py
@@ -123,7 +123,7 @@ def run(
 
             self.model_config_dict["temperature"] = 1.0
             self.model_config_dict["top_p"] = 1.0
-            self.model_config_dict["n"] = 1.0
+            self.model_config_dict["n"] = 1
             self.model_config_dict["presence_penalty"] = 0.0
             self.model_config_dict["frequency_penalty"] = 0.0