diff --git a/firmware/libboard/common/source/sim_switch.c b/firmware/libboard/common/source/sim_switch.c
index 5e5c9cc..bad7291 100644
--- a/firmware/libboard/common/source/sim_switch.c
+++ b/firmware/libboard/common/source/sim_switch.c
@@ -69,5 +69,6 @@
 	PIO_Configure(&pin_conn_usim2, 1);
 	num_switch++;
 #endif
+	initialized = 1;
 	return num_switch;
 }