diff --git a/loader/include/Geode/loader/Dispatch.hpp b/loader/include/Geode/loader/Dispatch.hpp
index dc6e53e5..3be80092 100644
--- a/loader/include/Geode/loader/Dispatch.hpp
+++ b/loader/include/Geode/loader/Dispatch.hpp
@@ -45,5 +45,6 @@ namespace geode {
         }
 
         DispatchFilter(std::string const& id) : m_id(id) {}
+        DispatchFilter(DispatchFilter const&) = default;
     };
 }
\ No newline at end of file
diff --git a/loader/include/Geode/loader/IPC.hpp b/loader/include/Geode/loader/IPC.hpp
index 5802d1b2..7d6444bc 100644
--- a/loader/include/Geode/loader/IPC.hpp
+++ b/loader/include/Geode/loader/IPC.hpp
@@ -61,6 +61,7 @@ namespace geode {
             std::string const& modID,
             std::string const& messageID
         );
+        IPCFilter(IPCFilter const&) = default;
     };
 
     std::monostate listenForIPC(std::string const& messageID, json::Value(*callback)(IPCEvent*));
diff --git a/loader/include/Geode/loader/Index.hpp b/loader/include/Geode/loader/Index.hpp
index 7d23f462..a292539f 100644
--- a/loader/include/Geode/loader/Index.hpp
+++ b/loader/include/Geode/loader/Index.hpp
@@ -28,6 +28,7 @@ namespace geode {
 	
         ListenerResult handle(utils::MiniFunction<Callback> fn, ModInstallEvent* event);
 		ModInstallFilter(std::string const& id);
+        ModInstallFilter(ModInstallFilter const&) = default;
 	};
 
     struct GEODE_DLL IndexUpdateEvent : public Event {
@@ -41,6 +42,7 @@ namespace geode {
     
         ListenerResult handle(utils::MiniFunction<Callback> fn, IndexUpdateEvent* event);
         IndexUpdateFilter();
+        IndexUpdateFilter(IndexUpdateFilter const&) = default;
     };
 
     struct IndexSourceImpl;
diff --git a/loader/include/Geode/loader/SettingEvent.hpp b/loader/include/Geode/loader/SettingEvent.hpp
index 33a396c6..eaac671d 100644
--- a/loader/include/Geode/loader/SettingEvent.hpp
+++ b/loader/include/Geode/loader/SettingEvent.hpp
@@ -32,6 +32,7 @@ namespace geode {
             std::string const& modID,
             std::optional<std::string> const& settingKey
         );
+        SettingChangedFilter(SettingChangedFilter const&) = default;
     };
 
     /**
@@ -56,6 +57,7 @@ namespace geode {
             std::string const& modID,
             std::string const& settingID
         ) : SettingChangedFilter(modID, settingID) {}
+        GeodeSettingChangedFilter(GeodeSettingChangedFilter const&) = default;
     };
 
     template <class T>
diff --git a/loader/include/Geode/ui/EnterLayerEvent.hpp b/loader/include/Geode/ui/EnterLayerEvent.hpp
index 08d595f2..91c22835 100644
--- a/loader/include/Geode/ui/EnterLayerEvent.hpp
+++ b/loader/include/Geode/ui/EnterLayerEvent.hpp
@@ -34,6 +34,7 @@ namespace geode {
 		AEnterLayerFilter(
 			std::optional<std::string> const& id
 		);
+        AEnterLayerFilter(AEnterLayerFilter const&) = default;
     };
 
     template<InheritsCCNode T>
@@ -71,5 +72,6 @@ namespace geode {
 		EnterLayerFilter(
 			std::optional<std::string> const& id
 		) : m_targetID(id) {}
+        EnterLayerFilter(EnterLayerFilter const&) = default;
 	};
 }
diff --git a/loader/test/dependency/main.hpp b/loader/test/dependency/main.hpp
index 583d81f1..063281d8 100644
--- a/loader/test/dependency/main.hpp
+++ b/loader/test/dependency/main.hpp
@@ -29,4 +29,5 @@ public:
 
     ListenerResult handle(utils::MiniFunction<Callback> fn, TestEvent* event);
     TestEventFilter();
+    TestEventFilter(TestEventFilter const&) = default;
 };