diff --git a/ui/app/api/auth/callback/github/route.ts b/ui/app/api/auth/callback/github/route.ts
index 2c70a8cd88..d913844644 100644
--- a/ui/app/api/auth/callback/github/route.ts
+++ b/ui/app/api/auth/callback/github/route.ts
@@ -53,7 +53,7 @@ export async function GET(req: Request) {
       // eslint-disable-next-line no-console
       console.error("SignIn error:", error);
       return NextResponse.redirect(
-        new URL("/sign-in?error=AuthenticationFailed", req.url),
+        new URL("/sign-in?error=AuthenticationFailed", baseUrl),
       );
     }
   } catch (error) {
diff --git a/ui/app/api/auth/callback/google/route.ts b/ui/app/api/auth/callback/google/route.ts
index 0f92d8ef46..37fea85f00 100644
--- a/ui/app/api/auth/callback/google/route.ts
+++ b/ui/app/api/auth/callback/google/route.ts
@@ -53,7 +53,7 @@ export async function GET(req: Request) {
       // eslint-disable-next-line no-console
       console.error("SignIn error:", error);
       return NextResponse.redirect(
-        new URL("/sign-in?error=AuthenticationFailed", req.url),
+        new URL("/sign-in?error=AuthenticationFailed", baseUrl),
       );
     }
   } catch (error) {