diff --git a/wpa_supplicant/events.c b/wpa_supplicant/events.c
index f9ee7c0b6..c32610f9f 100644
--- a/wpa_supplicant/events.c
+++ b/wpa_supplicant/events.c
@@ -3622,12 +3622,21 @@ no_pfs:
 	if (wpa_found || rsn_found)
 		wpa_s->ap_ies_from_associnfo = 1;
 
-	if (wpa_s->assoc_freq && data->assoc_info.freq &&
-	    wpa_s->assoc_freq != data->assoc_info.freq) {
-		wpa_printf(MSG_DEBUG, "Operating frequency changed from "
-			   "%u to %u MHz",
-			   wpa_s->assoc_freq, data->assoc_info.freq);
-		wpa_supplicant_update_scan_results(wpa_s);
+	if (wpa_s->assoc_freq && data->assoc_info.freq) {
+		struct wpa_bss *bss;
+		unsigned int freq = 0;
+
+		if (bssid_known) {
+			bss = wpa_bss_get_bssid_latest(wpa_s, bssid);
+			if (bss)
+				freq = bss->freq;
+		}
+		if (freq != data->assoc_info.freq) {
+			wpa_printf(MSG_DEBUG,
+				   "Operating frequency changed from %u to %u MHz",
+				   wpa_s->assoc_freq, data->assoc_info.freq);
+			wpa_supplicant_update_scan_results(wpa_s);
+		}
 	}
 
 	wpa_s->assoc_freq = data->assoc_info.freq;