diff --git a/subsys/bluetooth/controller/ll_sw/ull_adv.c b/subsys/bluetooth/controller/ll_sw/ull_adv.c
index d495e92..369e2f3 100644
--- a/subsys/bluetooth/controller/ll_sw/ull_adv.c
+++ b/subsys/bluetooth/controller/ll_sw/ull_adv.c
@@ -1409,8 +1409,7 @@
 				ticks_anchor + ticks_slot +
 				HAL_TICKER_US_TO_TICKS(
 					MAX(EVENT_MAFS_US,
-					    EVENT_OVERHEAD_START_US) -
-					EVENT_OVERHEAD_START_US +
+					    EVENT_OVERHEAD_START_US) +
 					(EVENT_TICKER_RES_MARGIN_US << 1));
 
 			ticks_slot_overhead_aux =
@@ -1450,8 +1449,7 @@
 					ticks_anchor_aux + ticks_slot_aux +
 					HAL_TICKER_US_TO_TICKS(
 						MAX(EVENT_MAFS_US,
-						    EVENT_OVERHEAD_START_US) -
-						EVENT_OVERHEAD_START_US +
+						    EVENT_OVERHEAD_START_US) +
 						(EVENT_TICKER_RES_MARGIN_US << 1));
 
 				ret = ull_adv_sync_start(adv, sync,
diff --git a/subsys/bluetooth/controller/ll_sw/ull_adv_aux.c b/subsys/bluetooth/controller/ll_sw/ull_adv_aux.c
index 9e55545..aa3c971 100644
--- a/subsys/bluetooth/controller/ll_sw/ull_adv_aux.c
+++ b/subsys/bluetooth/controller/ll_sw/ull_adv_aux.c
@@ -2419,7 +2419,9 @@
 	if (!err) {
 		*ticks_anchor = ticks_anchor_aux;
 		*ticks_anchor += HAL_TICKER_US_TO_TICKS(
-			EVENT_TICKER_RES_MARGIN_US);
+					MAX(EVENT_MAFS_US,
+					    EVENT_OVERHEAD_START_US) +
+					(EVENT_TICKER_RES_MARGIN_US << 1));
 	}
 #endif /* CONFIG_BT_CTLR_SCHED_ADVANCED */
 
diff --git a/subsys/bluetooth/controller/ll_sw/ull_adv_iso.c b/subsys/bluetooth/controller/ll_sw/ull_adv_iso.c
index 5938afd..3ac986b 100644
--- a/subsys/bluetooth/controller/ll_sw/ull_adv_iso.c
+++ b/subsys/bluetooth/controller/ll_sw/ull_adv_iso.c
@@ -860,7 +860,9 @@
 						   ticks_slot, &ticks_anchor);
 	if (!err) {
 		ticks_anchor += HAL_TICKER_US_TO_TICKS(
-			EVENT_TICKER_RES_MARGIN_US);
+					MAX(EVENT_MAFS_US,
+					    EVENT_OVERHEAD_START_US) +
+					(EVENT_TICKER_RES_MARGIN_US << 1));
 	} else {
 		ticks_anchor = ticker_ticks_now_get();
 	}
diff --git a/subsys/bluetooth/controller/ll_sw/ull_adv_sync.c b/subsys/bluetooth/controller/ll_sw/ull_adv_sync.c
index 5f3e4b2..314c4d8 100644
--- a/subsys/bluetooth/controller/ll_sw/ull_adv_sync.c
+++ b/subsys/bluetooth/controller/ll_sw/ull_adv_sync.c
@@ -888,7 +888,6 @@
 				HAL_TICKER_US_TO_TICKS(
 					MAX(EVENT_MAFS_US,
 					    EVENT_OVERHEAD_START_US) -
-					EVENT_OVERHEAD_START_US +
 					(EVENT_TICKER_RES_MARGIN_US << 1));
 		}