diff --git a/src/ffmpeg/ffmpeg_video_source.h b/src/ffmpeg/ffmpeg_video_source.h
index 54221775..403e1921 100644
--- a/src/ffmpeg/ffmpeg_video_source.h
+++ b/src/ffmpeg/ffmpeg_video_source.h
@@ -1,5 +1,6 @@
 #pragma once
 
+#include "exports.h"
 #include "ivideosource.h"
 #include "broadcastdaemon.h"
 extern "C"
@@ -16,7 +17,7 @@ namespace gg
 //! \brief Uses FFmpeg for streaming video from
 //! compatible sources such as video files
 //!
-class VideoSourceFFmpeg : public IVideoSource
+class GG_EXPORTS VideoSourceFFmpeg : public IVideoSource
 {
 protected:
     //!