diff --git a/backend/open_webui/env.py b/backend/open_webui/env.py
index 0f7b5611f..9e8a493e3 100644
--- a/backend/open_webui/env.py
+++ b/backend/open_webui/env.py
@@ -272,15 +272,15 @@ if "postgres://" in DATABASE_URL:
 
 DATABASE_SCHEMA = os.environ.get("DATABASE_SCHEMA", None)
 
-DATABASE_POOL_SIZE = os.environ.get("DATABASE_POOL_SIZE", 0)
+DATABASE_POOL_SIZE = os.environ.get("DATABASE_POOL_SIZE", 1)
 
 if DATABASE_POOL_SIZE == "":
-    DATABASE_POOL_SIZE = 0
+    DATABASE_POOL_SIZE = 1
 else:
     try:
         DATABASE_POOL_SIZE = int(DATABASE_POOL_SIZE)
     except Exception:
-        DATABASE_POOL_SIZE = 0
+        DATABASE_POOL_SIZE = 1
 
 DATABASE_POOL_MAX_OVERFLOW = os.environ.get("DATABASE_POOL_MAX_OVERFLOW", 0)