diff --git a/loader/src/loader/LoaderImpl.cpp b/loader/src/loader/LoaderImpl.cpp
index cc3f7117..d97b676e 100644
--- a/loader/src/loader/LoaderImpl.cpp
+++ b/loader/src/loader/LoaderImpl.cpp
@@ -691,7 +691,7 @@ bool Loader::Impl::loadHooks() {
     return !hadErrors;
 }
 
-void Loader::Impl::queueInMainThread(ScheduledFunction func) {
+void Loader::Impl::queueInMainThread(const ScheduledFunction& func) {
     std::lock_guard<std::mutex> lock(m_mainThreadMutex);
     m_mainThreadQueue.push_back(func);
 }
diff --git a/loader/src/loader/LoaderImpl.hpp b/loader/src/loader/LoaderImpl.hpp
index 2a7da942..ed080df7 100644
--- a/loader/src/loader/LoaderImpl.hpp
+++ b/loader/src/loader/LoaderImpl.hpp
@@ -112,7 +112,7 @@ namespace geode {
 
         void updateResources(bool forceReload);
 
-        void queueInMainThread(ScheduledFunction func);
+        void queueInMainThread(const ScheduledFunction& func);
         void executeMainThreadQueue();
 
         bool isReadyToHook() const;