diff --git a/content/media/webm/nsWebMReader.cpp b/content/media/webm/nsWebMReader.cpp
index 004a78bbd74a..8aa2a8fa14c1 100644
--- a/content/media/webm/nsWebMReader.cpp
+++ b/content/media/webm/nsWebMReader.cpp
@@ -133,6 +133,8 @@ nsWebMReader::~nsWebMReader()
   mVideoPackets.Reset();
   mAudioPackets.Reset();
 
+  vpx_codec_destroy(&mVP8);
+
   vorbis_block_clear(&mVorbisBlock);
   vorbis_dsp_clear(&mVorbisDsp);
   vorbis_info_clear(&mVorbisInfo);
@@ -143,7 +145,7 @@ nsWebMReader::~nsWebMReader()
 
 nsresult nsWebMReader::Init()
 {
-  if(vpx_codec_dec_init(&mVP8, &vpx_codec_vp8_dx_algo, NULL, 0)) {
+  if (vpx_codec_dec_init(&mVP8, &vpx_codec_vp8_dx_algo, NULL, 0)) {
     return NS_ERROR_FAILURE;
   }