diff --git a/pjsip/src/pjsua-lib/pjsua_media.c b/pjsip/src/pjsua-lib/pjsua_media.c
index d079787a59..d9399a357f 100644
--- a/pjsip/src/pjsua-lib/pjsua_media.c
+++ b/pjsip/src/pjsua-lib/pjsua_media.c
@@ -1843,6 +1843,12 @@ static pj_status_t call_media_init_cb(pjsua_call_media *call_med,
         goto on_return;
     }
 
+    /* Check if media is deinitializing */
+    if (call_med->call->async_call.med_ch_deinit || !call_med->tp) {
+        status = PJ_ECANCELLED;
+        goto on_return;
+    }
+
     pjmedia_transport_simulate_lost(call_med->tp, PJMEDIA_DIR_ENCODING,
                                     pjsua_var.media_cfg.tx_drop_pct);