diff --git a/backend/open_webui/config.py b/backend/open_webui/config.py
index fb6f7282d..22b3d385b 100644
--- a/backend/open_webui/config.py
+++ b/backend/open_webui/config.py
@@ -989,7 +989,10 @@ RAG_EMBEDDING_MODEL_TRUST_REMOTE_CODE = (
 RAG_EMBEDDING_BATCH_SIZE = PersistentConfig(
     "RAG_EMBEDDING_BATCH_SIZE",
     "rag.embedding_batch_size",
-    int(os.environ.get("RAG_EMBEDDING_BATCH_SIZE") or os.environ.get("RAG_EMBEDDING_OPENAI_BATCH_SIZE", "1"))
+    int(
+        os.environ.get("RAG_EMBEDDING_BATCH_SIZE")
+        or os.environ.get("RAG_EMBEDDING_OPENAI_BATCH_SIZE", "1")
+    ),
 )
 
 RAG_RERANKING_MODEL = PersistentConfig(