diff --git a/litellm/utils.py b/litellm/utils.py
index de1d9ffb4..0babe2f0b 100644
--- a/litellm/utils.py
+++ b/litellm/utils.py
@@ -2452,8 +2452,16 @@ class Logging:
                                 kwargs[k] = v
                         # this only logs streaming once, complete_streaming_response exists i.e when stream ends
                         if langFuseLogger is None or (
-                            self.langfuse_public_key != langFuseLogger.public_key
-                            and self.langfuse_secret != langFuseLogger.secret_key
+                            (
+                                self.langfuse_public_key is not None
+                                and self.langfuse_public_key
+                                != langFuseLogger.public_key
+                            )
+                            and (
+                                self.langfuse_public_key is not None
+                                and self.langfuse_public_key
+                                != langFuseLogger.public_key
+                            )
                         ):
                             langFuseLogger = LangFuseLogger(
                                 langfuse_public_key=self.langfuse_public_key,