diff --git a/3rdparty/iaxclient/lib/audio_openal.c b/3rdparty/iaxclient/lib/audio_openal.c
index 51ee457f0..033dd3f47 100644
--- a/3rdparty/iaxclient/lib/audio_openal.c
+++ b/3rdparty/iaxclient/lib/audio_openal.c
@@ -246,10 +246,16 @@ int openal_destroy(struct iaxc_audio_driver *d)
 {
     struct openal_priv_data* priv = (struct openal_priv_data*)(d->priv);
 
+
     alcCaptureStop(priv->in_dev);
     alcCaptureCloseDevice(priv->in_dev);
     alDeleteSources(1, &priv->source);
 
+    // FlightGear: added by James to avoid a warning from OpenAL-soft
+    // when we destroy the context in SGSoundMgr_OpenAL: since we
+    // genBuffers below, we should balance that out.
+    alDeleteBuffers(priv->num_buffers, priv->buffers);
+
     return 0;
 }