diff --git a/src/lib/deskflow/IKeyState.cpp b/src/lib/deskflow/IKeyState.cpp
index c49a7f304..ac01f3f96 100644
--- a/src/lib/deskflow/IKeyState.cpp
+++ b/src/lib/deskflow/IKeyState.cpp
@@ -15,7 +15,7 @@
 // IKeyState
 //
 
-IKeyState::IKeyState(const IEventQueue *events)
+IKeyState::IKeyState(const IEventQueue *)
 {
   // do nothing
 }