diff --git a/packages/wolf_3d_flutter/lib/wolf_3d_input_flutter.dart b/packages/wolf_3d_flutter/lib/wolf_3d_input_flutter.dart
index c19d2eb..88f2325 100644
--- a/packages/wolf_3d_flutter/lib/wolf_3d_input_flutter.dart
+++ b/packages/wolf_3d_flutter/lib/wolf_3d_input_flutter.dart
@@ -58,10 +58,14 @@ class Wolf3dFlutterInput extends Wolf3dInput {
   Set<LogicalKeyboardKey> _previousKeys = {};
 
   // --- Customization Helpers ---
-  void bindKey(WolfInputAction action, LogicalKeyboardKey key) =>
-      bindings[action]?.add(key);
-  void unbindKey(WolfInputAction action, LogicalKeyboardKey key) =>
-      bindings[action]?.remove(key);
+  void bindKey(WolfInputAction action, LogicalKeyboardKey key) {
+    bindings[action] = {};
+    bindings[action]?.add(key);
+  }
+
+  void unbindKey(WolfInputAction action, LogicalKeyboardKey key) {
+    bindings[action]?.remove(key);
+  }
 
   // --- Mouse Event Handlers ---
   void onPointerDown(PointerDownEvent event) {