diff --git a/src/ui/include/ui_fsm.hpp b/src/ui/include/ui_fsm.hpp
index 20e5beb1..bb8ecd0a 100644
--- a/src/ui/include/ui_fsm.hpp
+++ b/src/ui/include/ui_fsm.hpp
@@ -44,7 +44,7 @@ class UiState : public tinyfsm::Fsm<UiState> {
   virtual void react(const audio::PlaybackUpdate&) {}
   virtual void react(const audio::QueueUpdate&) {}
 
-  virtual void react(const system_fsm::KeyLockChanged&) {}
+  virtual void react(const system_fsm::KeyLockChanged&);
 
   virtual void react(const internal::RecordSelected&) {}
   virtual void react(const internal::IndexSelected&) {}
@@ -86,7 +86,6 @@ class Browse : public UiState {
   void react(const internal::IndexSelected&) override;
   void react(const internal::BackPressed&) override;
 
-  void react(const system_fsm::KeyLockChanged&) override;
   void react(const system_fsm::StorageMounted&) override;
   using UiState::react;
 };
diff --git a/src/ui/ui_fsm.cpp b/src/ui/ui_fsm.cpp
index a9c3b61c..30b0be0c 100644
--- a/src/ui/ui_fsm.cpp
+++ b/src/ui/ui_fsm.cpp
@@ -84,6 +84,10 @@ void UiState::PopScreen() {
   sScreens.pop();
 }
 
+void UiState::react(const system_fsm::KeyLockChanged& ev) {
+  sDisplay->SetDisplayOn(ev.falling);
+}
+
 namespace states {
 
 void Splash::exit() {
@@ -98,10 +102,6 @@ void Splash::react(const system_fsm::BootComplete& ev) {
 
 void Browse::entry() {}
 
-void Browse::react(const system_fsm::KeyLockChanged& ev) {
-  sDisplay->SetDisplayOn(ev.falling);
-}
-
 void Browse::react(const system_fsm::StorageMounted& ev) {
   sDb = ev.db;
   auto db = ev.db.lock();