diff --git a/led1642gw.c b/led1642gw.c
index 22b475b..617ea73 100644
--- a/led1642gw.c
+++ b/led1642gw.c
@@ -187,6 +187,7 @@ void led1642gw_init(void)
   DDR_LE |= (1<<PIN_LE);
   memset(ledbuffer, 0x00, sizeof(ledbuffer));
   memset(config_reg, 0x00, sizeof(config_reg));
+  led1642gw_flush_config();
   led1642gw_flush();
 }