diff --git a/api/core/model_providers/models/llm/azure_openai_model.py b/api/core/model_providers/models/llm/azure_openai_model.py
index b2f6159b4f..66acaaeaa1 100644
--- a/api/core/model_providers/models/llm/azure_openai_model.py
+++ b/api/core/model_providers/models/llm/azure_openai_model.py
@@ -166,7 +166,7 @@ class AzureOpenAIModel(BaseLLM):
         elif isinstance(ex, openai.error.RateLimitError):
             return LLMRateLimitError('Azure ' + str(ex))
         elif isinstance(ex, openai.error.AuthenticationError):
-            raise LLMAuthorizationError('Azure ' + str(ex))
+            return LLMAuthorizationError('Azure ' + str(ex))
         elif isinstance(ex, openai.error.OpenAIError):
             return LLMBadRequestError('Azure ' + ex.__class__.__name__ + ":" + str(ex))
         else:
diff --git a/api/core/model_providers/models/llm/openai_model.py b/api/core/model_providers/models/llm/openai_model.py
index e3dab3e9d7..e7026c0241 100644
--- a/api/core/model_providers/models/llm/openai_model.py
+++ b/api/core/model_providers/models/llm/openai_model.py
@@ -185,7 +185,7 @@ class OpenAIModel(BaseLLM):
         elif isinstance(ex, openai.error.RateLimitError):
             return LLMRateLimitError(str(ex))
         elif isinstance(ex, openai.error.AuthenticationError):
-            raise LLMAuthorizationError(str(ex))
+            return LLMAuthorizationError(str(ex))
         elif isinstance(ex, openai.error.OpenAIError):
             return LLMBadRequestError(ex.__class__.__name__ + ":" + str(ex))
         else: