diff --git a/api/core/llm/provider/azure_provider.py b/api/core/llm/provider/azure_provider.py
index db831ace08085d..54b7af646278e8 100644
--- a/api/core/llm/provider/azure_provider.py
+++ b/api/core/llm/provider/azure_provider.py
@@ -44,6 +44,7 @@ def get_credentials(self, model_id: Optional[str] = None) -> dict:
         config['openai_api_type'] = 'azure'
         if model_id == 'text-embedding-ada-002':
             config['deployment'] = model_id.replace('.', '') if model_id else None
+            config['chunk_size'] = 1
         else:
             config['deployment_name'] = model_id.replace('.', '') if model_id else None
         return config