diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index a42aa61..463271f 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -355,7 +355,7 @@
 	if (memcmp(cbss->bssid, sdata->u.ibss.bssid, ETH_ALEN) == 0)
 		goto put_bss;
 
-	if (rx_status->flag & RX_FLAG_TSFT) {
+	if (rx_status->flag & RX_FLAG_MACTIME_MPDU) {
 		/*
 		 * For correct IBSS merging we need mactime; since mactime is
 		 * defined as the time the first data symbol of the frame hits