diff --git a/presence/gpio.cpp b/presence/gpio.cpp
index dfd72db..28db46e 100644
--- a/presence/gpio.cpp
+++ b/presence/gpio.cpp
@@ -89,7 +89,7 @@
 
     if (currentState != newState)
     {
-        getPolicy().stateChanged(newState);
+        getPolicy().stateChanged(newState, *this);
         currentState = newState;
     }
 }