diff --git a/app/api/common.ts b/app/api/common.ts
index fc877b02..adec611b 100644
--- a/app/api/common.ts
+++ b/app/api/common.ts
@@ -18,7 +18,7 @@ export async function requestOpenai(req: NextRequest) {
   );
 
   let baseUrl =
-    serverConfig.azureUrl ?? serverConfig.baseUrl ?? OPENAI_BASE_URL;
+    serverConfig.azureUrl || serverConfig.baseUrl || OPENAI_BASE_URL;
 
   if (!baseUrl.startsWith("http")) {
     baseUrl = `https://${baseUrl}`;