diff --git a/app/codec/ffmpeg/ffmpegdecoder.cpp b/app/codec/ffmpeg/ffmpegdecoder.cpp
index 87d463758..2ef4048c4 100644
--- a/app/codec/ffmpeg/ffmpegdecoder.cpp
+++ b/app/codec/ffmpeg/ffmpegdecoder.cpp
@@ -957,5 +957,6 @@ void FFmpegDecoder::ClearTimerEvent()
 {
   QMutexLocker locker(&mutex_);
 
+  cache_at_zero_ = false;
   cached_frames_.remove_old_frames(QDateTime::currentMSecsSinceEpoch() - clear_timer_.interval());
 }