diff --git a/tests/unit/mock_helpers.hpp b/tests/unit/mock_helpers.hpp
index 89ae9bb7d..278649e47 100644
--- a/tests/unit/mock_helpers.hpp
+++ b/tests/unit/mock_helpers.hpp
@@ -42,7 +42,7 @@ class MockedRequestRouter : public RequestRouterInterface {
   MOCK_METHOD(std::optional<storage::v3::LabelId>, MaybeNameToLabel, (const std::string &), (const));
   MOCK_METHOD(bool, IsPrimaryLabel, (storage::v3::LabelId), (const));
   MOCK_METHOD(bool, IsPrimaryKey, (storage::v3::LabelId, storage::v3::PropertyId), (const));
-  MOCK_METHOD(std::optional<std::pair<uint64_t, uint64_t>>, AllocateInitialEdgeIds, (io::Address));
+  MOCK_METHOD((std::optional<std::pair<uint64_t, uint64_t>>), AllocateInitialEdgeIds, (io::Address));
   MOCK_METHOD(void, InstallSimulatorTicker, (std::function<bool()>));
 };