diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index fbffce9..10d1385 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -659,7 +659,8 @@
 	printk(KERN_DEBUG "%s: Sending ProbeResp to %pM\n",
 	       sdata->dev->name, resp->da);
 #endif /* CONFIG_MAC80211_IBSS_DEBUG */
-	ieee80211_tx_skb(sdata, skb, 0);
+	IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT;
+	ieee80211_tx_skb(sdata, skb);
 }
 
 static void ieee80211_rx_mgmt_probe_resp(struct ieee80211_sub_if_data *sdata,