diff --git a/subsys/bluetooth/controller/ll/ctrl.c b/subsys/bluetooth/controller/ll/ctrl.c
index 8287d389038..17f48fcb703 100644
--- a/subsys/bluetooth/controller/ll/ctrl.c
+++ b/subsys/bluetooth/controller/ll/ctrl.c
@@ -105,10 +105,9 @@ struct observer {
 	uint8_t scan_type:1;
 	uint8_t scan_state:1;
 	uint8_t scan_channel:2;
-	uint8_t filter_policy:1;
+	uint8_t filter_policy:2;
 	uint8_t adv_addr_type:1;
 	uint8_t init_addr_type:1;
-	uint8_t rfu0:1;
 
 	uint8_t adv_addr[BDADDR_SIZE];
 	uint8_t init_addr[BDADDR_SIZE];