diff --git a/wpa_supplicant/ctrl_iface.c b/wpa_supplicant/ctrl_iface.c
index 231464f17..41318330c 100644
--- a/wpa_supplicant/ctrl_iface.c
+++ b/wpa_supplicant/ctrl_iface.c
@@ -515,6 +515,8 @@ static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
 		wpa_s->ignore_auth_resp = !!atoi(value);
 	} else if (os_strcasecmp(cmd, "ignore_assoc_disallow") == 0) {
 		wpa_s->ignore_assoc_disallow = !!atoi(value);
+	} else if (os_strcasecmp(cmd, "reject_btm_req_reason") == 0) {
+		wpa_s->reject_btm_req_reason = atoi(value);
 #endif /* CONFIG_TESTING_OPTIONS */
 #ifndef CONFIG_NO_CONFIG_BLOBS
 	} else if (os_strcmp(cmd, "blob") == 0) {
@@ -7205,6 +7207,7 @@ static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
 	wpa_s->p2p_go_csa_on_inv = 0;
 	wpa_s->ignore_auth_resp = 0;
 	wpa_s->ignore_assoc_disallow = 0;
+	wpa_s->reject_btm_req_reason = 0;
 	wpa_sm_set_test_assoc_ie(wpa_s->wpa, NULL);
 #endif /* CONFIG_TESTING_OPTIONS */
 
diff --git a/wpa_supplicant/wnm_sta.c b/wpa_supplicant/wnm_sta.c
index 7674825e6..1b3409c1f 100644
--- a/wpa_supplicant/wnm_sta.c
+++ b/wpa_supplicant/wnm_sta.c
@@ -1159,6 +1159,19 @@ static void ieee802_11_rx_bss_trans_mgmt_req(struct wpa_supplicant *wpa_s,
 		   wpa_s->wnm_dialog_token, wpa_s->wnm_mode,
 		   wpa_s->wnm_dissoc_timer, valid_int);
 
+#if defined(CONFIG_MBO) && defined(CONFIG_TESTING_OPTIONS)
+	if (wpa_s->reject_btm_req_reason) {
+		wpa_printf(MSG_INFO,
+			   "WNM: Testing - reject BSS Transition Management Request: reject_btm_req_reason=%d",
+			   wpa_s->reject_btm_req_reason);
+		wnm_send_bss_transition_mgmt_resp(wpa_s,
+						  wpa_s->wnm_dialog_token,
+						  wpa_s->reject_btm_req_reason,
+						  0, NULL);
+		return;
+	}
+#endif /* CONFIG_MBO && CONFIG_TESTING_OPTIONS */
+
 	pos += 5;
 
 	if (wpa_s->wnm_mode & WNM_BSS_TM_REQ_BSS_TERMINATION_INCLUDED) {
diff --git a/wpa_supplicant/wpa_supplicant_i.h b/wpa_supplicant/wpa_supplicant_i.h
index 3b58593bf..9455e25d7 100644
--- a/wpa_supplicant/wpa_supplicant_i.h
+++ b/wpa_supplicant/wpa_supplicant_i.h
@@ -1023,6 +1023,7 @@ struct wpa_supplicant {
 	struct l2_packet_data *l2_test;
 	unsigned int extra_roc_dur;
 	enum wpa_supplicant_test_failure test_failure;
+	unsigned int reject_btm_req_reason;
 	unsigned int p2p_go_csa_on_inv:1;
 	unsigned int ignore_auth_resp:1;
 	unsigned int ignore_assoc_disallow:1;