diff --git a/wpa_supplicant/ctrl_iface.c b/wpa_supplicant/ctrl_iface.c
index 4ebc3a143..75aeb4cfb 100644
--- a/wpa_supplicant/ctrl_iface.c
+++ b/wpa_supplicant/ctrl_iface.c
@@ -6943,6 +6943,15 @@ static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params,
 		return;
 	}
 
+#ifdef CONFIG_INTERWORKING
+	if (wpa_s->fetch_anqp_in_progress || wpa_s->network_select) {
+		wpa_printf(MSG_DEBUG,
+			   "Interworking select in progress - reject new scan");
+		*reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
+		return;
+	}
+#endif /* CONFIG_INTERWORKING */
+
 	if (params) {
 		if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0)
 			scan_only = 1;