diff --git a/modules/models/OpenAIVision.py b/modules/models/OpenAIVision.py
index 563c4462..c600353d 100644
--- a/modules/models/OpenAIVision.py
+++ b/modules/models/OpenAIVision.py
@@ -177,7 +177,7 @@ def _get_response(self, stream=False):
             "max_tokens": 4096
         }
 
-        if self.stop_sequence is not None:
+        if self.stop_sequence:
             payload["stop"] = self.stop_sequence
         if self.logit_bias is not None:
             payload["logit_bias"] = self.encoded_logit_bias()