diff --git a/rtgui/editorpanel.cc b/rtgui/editorpanel.cc
index 0159bdf6f..98f86d7d6 100644
--- a/rtgui/editorpanel.cc
+++ b/rtgui/editorpanel.cc
@@ -1250,7 +1250,7 @@ void EditorPanel::beforeAfterToggled () {
 
         beforeIarea = new ImageAreaPanel ();
 
-        int HeaderBoxHeight = 15;
+        int HeaderBoxHeight = 17;
 
         beforeLabel = Gtk::manage (new Gtk::Label ());
         beforeLabel->set_markup (Glib::ustring("<b>") + M("GENERAL_BEFORE") + "</b>");