diff --git a/src/apps/expander/ExpanderWindow.cpp b/src/apps/expander/ExpanderWindow.cpp
index b66e6d0ce3..43b1c3966c 100644
--- a/src/apps/expander/ExpanderWindow.cpp
+++ b/src/apps/expander/ExpanderWindow.cpp
@@ -86,8 +86,8 @@ ExpanderWindow::ExpanderWindow(BRect frame, const entry_ref* ref,
 	topView->AddChild(BGroupLayoutBuilder(B_VERTICAL, spacing)
 		.AddGroup(B_HORIZONTAL, spacing)
 			.AddGroup(B_VERTICAL, 5.0)
-				.Add(fDestButton)
 				.Add(fSourceButton)
+				.Add(fDestButton)
 				.Add(fExpandButton)
 			.End()
 			.AddGroup(B_VERTICAL, spacing)