diff --git a/aegisub/auto4_base.cpp b/aegisub/auto4_base.cpp
index f1ae115c5c1f9299fe3501180f2e9ede915053b9..3d02a9e58f1bef90f8ae0ac791486806d7cdd0a1 100644
--- a/aegisub/auto4_base.cpp
+++ b/aegisub/auto4_base.cpp
@@ -337,7 +337,7 @@ namespace Automation4 {
 	// ProgressSink
 
 	ProgressSink::ProgressSink(wxWindow *parent)
-		: wxDialog(parent, -1, _T("Automation"), wxDefaultPosition, wxDefaultSize, wxDOUBLE_BORDER)
+		: wxDialog(parent, -1, _T("Automation"), wxDefaultPosition, wxDefaultSize, wxBORDER_RAISED)
 		, debug_visible(false)
 		, data_updated(false)
 		, cancelled(false)