diff --git a/Runtime/Input/CFinalInput.hpp b/Runtime/Input/CFinalInput.hpp
index f01ef83f1..146108b4f 100644
--- a/Runtime/Input/CFinalInput.hpp
+++ b/Runtime/Input/CFinalInput.hpp
@@ -83,6 +83,7 @@ struct CFinalInput {
 
   float m_leftMul = 1.f;
   float m_rightMul = 1.f;
+  u32 m_which = -1;
 
   CFinalInput();
 //  CFinalInput(int cIdx, float dt, const boo::DolphinControllerState& data, const CFinalInput& prevInput, float leftDiv,