diff --git a/test/vitest/vitest.gateway-server.config.ts b/test/vitest/vitest.gateway-server.config.ts
index a1bdcb00068..e45de7a7600 100644
--- a/test/vitest/vitest.gateway-server.config.ts
+++ b/test/vitest/vitest.gateway-server.config.ts
@@ -21,6 +21,7 @@ export function createGatewayServerVitestConfig(env?: Record<string, string | un
         "src/gateway/sessions-history-http.test.ts",
       ],
       name: "gateway-server",
+      pool: "forks",
     },
   );
 }