diff --git a/aegisub/src/video_provider_ffmpegsource.cpp b/aegisub/src/video_provider_ffmpegsource.cpp
index 9f765f490..f0bae546e 100644
--- a/aegisub/src/video_provider_ffmpegsource.cpp
+++ b/aegisub/src/video_provider_ffmpegsource.cpp
@@ -209,6 +209,7 @@ void FFmpegSourceVideoProvider::Close() {
 	KeyFramesList.clear();
 	TimecodesVector.clear();
 	FrameNumber = -1;
+	CurFrame.Clear();
 }