diff --git a/examples/osd/light-actor/er-example-server.c b/examples/osd/light-actor/er-example-server.c
index 4eb98ee20..b586d7b8f 100644
--- a/examples/osd/light-actor/er-example-server.c
+++ b/examples/osd/light-actor/er-example-server.c
@@ -495,6 +495,7 @@ void
 hw_init()
 {
   led1_off();
+  key_init();
 }
 
 #define MESURE_INTERVAL		(CLOCK_SECOND/2)