diff --git a/aegisub/src/command/video.cpp b/aegisub/src/command/video.cpp
index 80a6943bc..d177d8c52 100644
--- a/aegisub/src/command/video.cpp
+++ b/aegisub/src/command/video.cpp
@@ -264,8 +264,7 @@ struct video_detach : public validator_video_loaded {
 			c->detachedVideo = new DialogDetachedVideo(c, c->videoBox->videoDisplay->GetClientSize());
 		}
 		else {
-			c->detachedVideo->Destroy();
-			c->detachedVideo = 0;
+			c->detachedVideo->Close();
 		}
 	}
 };