diff --git a/Telegram/SourceFiles/types.cpp b/Telegram/SourceFiles/types.cpp
index 497627b7a..67adc1560 100644
--- a/Telegram/SourceFiles/types.cpp
+++ b/Telegram/SourceFiles/types.cpp
@@ -293,7 +293,7 @@ namespace ThirdParty {
 		av_register_all();
 		avcodec_register_all();
 
-//		av_lockmgr_register(_ffmpegLockManager);
+		av_lockmgr_register(_ffmpegLockManager);
 
 		_sslInited = true;
 	}