diff --git a/gst/audioconvert/audioconvert.c b/gst/audioconvert/audioconvert.c
index 97dee20ee0..8bea5efc64 100644
--- a/gst/audioconvert/audioconvert.c
+++ b/gst/audioconvert/audioconvert.c
@@ -676,9 +676,9 @@ audio_convert_clean_context (AudioConvertCtx * ctx)
   g_return_val_if_fail (ctx != NULL, FALSE);
 
   gst_audio_quantize_free (ctx);
+  gst_channel_mix_unset_matrix (ctx);
   gst_audio_info_init (&ctx->in);
   gst_audio_info_init (&ctx->out);
-  gst_channel_mix_unset_matrix (ctx);
 
   g_free (ctx->tmpbuf);
   ctx->tmpbuf = NULL;