diff --git a/src/ap/drv_callbacks.c b/src/ap/drv_callbacks.c
index ffa8bf1d1..cce625bf0 100644
--- a/src/ap/drv_callbacks.c
+++ b/src/ap/drv_callbacks.c
@@ -109,10 +109,10 @@ int hostapd_notif_assoc(struct hostapd_data *hapd, const u8 *addr,
 	struct ieee802_11_elems elems;
 	const u8 *ie;
 	size_t ielen;
-#if defined(CONFIG_IEEE80211R_AP) || defined(CONFIG_IEEE80211W)
+#if defined(CONFIG_IEEE80211R_AP) || defined(CONFIG_IEEE80211W) || defined(CONFIG_FILS)
 	u8 buf[sizeof(struct ieee80211_mgmt) + 1024];
 	u8 *p = buf;
-#endif /* CONFIG_IEEE80211R_AP || CONFIG_IEEE80211W */
+#endif /* CONFIG_IEEE80211R_AP || CONFIG_IEEE80211W || CONFIG_FILS */
 	u16 reason = WLAN_REASON_UNSPECIFIED;
 	u16 status = WLAN_STATUS_SUCCESS;
 	const u8 *p2p_dev_addr = NULL;