diff --git a/objects/button_power_obj.c b/objects/button_power_obj.c
index f436fde..94f8922 100644
--- a/objects/button_power_obj.c
+++ b/objects/button_power_obj.c
@@ -106,7 +106,7 @@
                    G_CALLBACK (on_is_on),
                    NULL); /* user_data */
 	g_signal_connect (button,
-                    "handle-sim-button-press",
+                    "handle-sim-press",
                     G_CALLBACK (on_button_press),
                     NULL); /* user_data */