diff --git a/aegisub/src/dialog_detached_video.cpp b/aegisub/src/dialog_detached_video.cpp
index 96249d53c..0a64683ee 100644
--- a/aegisub/src/dialog_detached_video.cpp
+++ b/aegisub/src/dialog_detached_video.cpp
@@ -71,7 +71,7 @@ DialogDetachedVideo::DialogDetachedVideo(agi::Context *context)
 
 	// Set sizer
 	wxSizer *mainSizer = new wxBoxSizer(wxVERTICAL);
-	mainSizer->Add(videoBox,1,wxEXPAND | wxALL,5);
+	mainSizer->Add(videoBox,1,wxEXPAND);
 	SetSizerAndFit(mainSizer);
 
 	// Ensure we can grow smaller, without these the window is locked to at least the initial size