diff --git a/apps/openmw/mwsound/ffmpeg_decoder.cpp b/apps/openmw/mwsound/ffmpeg_decoder.cpp
index 651982344..038b2338b 100644
--- a/apps/openmw/mwsound/ffmpeg_decoder.cpp
+++ b/apps/openmw/mwsound/ffmpeg_decoder.cpp
@@ -242,6 +242,10 @@ void FFmpeg_Decoder::open(const std::string &fname)
     }
     catch(std::exception&)
     {
+        if(mStream)
+            avcodec_close((*mStream)->codec);
+        mStream = NULL;
+
         if (mFormatCtx->pb->buffer != NULL)
         {
           av_free(mFormatCtx->pb->buffer);