diff --git a/sys/dev/ral/if_ral.c b/sys/dev/ral/if_ral.c
index c17d86af7664..770c18d0c6e7 100644
--- a/sys/dev/ral/if_ral.c
+++ b/sys/dev/ral/if_ral.c
@@ -90,6 +90,8 @@ static void		ral_free_rx_ring(struct ral_softc *,
 			    struct ral_rx_ring *);
 static struct		ieee80211_node *ral_node_alloc(
 			    struct ieee80211_node_table *);
+static int		ral_key_alloc(struct ieee80211com *,
+			    const struct ieee80211_key *);
 static int		ral_media_change(struct ifnet *);
 static void		ral_next_scan(void *);
 static void		ral_iter_func(void *, struct ieee80211_node *);
@@ -456,6 +458,7 @@ ral_attach(device_t dev)
 	/* override state transition machine */
 	sc->sc_newstate = ic->ic_newstate;
 	ic->ic_newstate = ral_newstate;
+	ic->ic_crypto.cs_key_alloc = ral_key_alloc;
 	ieee80211_media_init(ic, ral_media_change, ieee80211_media_status);
 
 	bpfattach2(ifp, DLT_IEEE802_11_RADIO,
@@ -899,6 +902,15 @@ ral_node_alloc(struct ieee80211_node_table *nt)
 	return (rn != NULL) ? &rn->ni : NULL;
 }
 
+static int
+ral_key_alloc(struct ieee80211com *ic, const struct ieee80211_key *k)
+{
+	if (k >= ic->ic_nw_keys && k < &ic->ic_nw_keys[IEEE80211_WEP_NKID])
+		return k - ic->ic_nw_keys;
+
+	return IEEE80211_KEYIX_NONE;
+}
+
 static int
 ral_media_change(struct ifnet *ifp)
 {
diff --git a/sys/dev/usb/if_ural.c b/sys/dev/usb/if_ural.c
index 31677cd03446..bf220cd38a94 100644
--- a/sys/dev/usb/if_ural.c
+++ b/sys/dev/usb/if_ural.c
@@ -99,6 +99,8 @@ Static int		ural_alloc_tx_list(struct ural_softc *);
 Static void		ural_free_tx_list(struct ural_softc *);
 Static int		ural_alloc_rx_list(struct ural_softc *);
 Static void		ural_free_rx_list(struct ural_softc *);
+Static int		ural_key_alloc(struct ieee80211com *,
+			    const struct ieee80211_key *);
 Static int		ural_media_change(struct ifnet *);
 Static void		ural_next_scan(void *);
 Static void		ural_task(void *);
@@ -470,6 +472,7 @@ USB_ATTACH(ural)
 	/* override state transition machine */
 	sc->sc_newstate = ic->ic_newstate;
 	ic->ic_newstate = ural_newstate;
+	ic->ic_crypto.cs_key_alloc = ural_key_alloc;
 	ieee80211_media_init(ic, ural_media_change, ieee80211_media_status);
 
 	bpfattach2(ifp, DLT_IEEE802_11_RADIO,
@@ -641,6 +644,15 @@ ural_free_rx_list(struct ural_softc *sc)
 	}
 }
 
+Static int
+ural_key_alloc(struct ieee80211com *ic, const struct ieee80211_key *k)
+{
+	if (k >= ic->ic_nw_keys && k < &ic->ic_nw_keys[IEEE80211_WEP_NKID])
+		return k - ic->ic_nw_keys;
+
+	return IEEE80211_KEYIX_NONE;
+}
+
 Static int
 ural_media_change(struct ifnet *ifp)
 {