diff --git a/eeschema/symbol_tree_synchronizing_adapter.cpp b/eeschema/symbol_tree_synchronizing_adapter.cpp
index a5ebc13454..a3e4a32655 100644
--- a/eeschema/symbol_tree_synchronizing_adapter.cpp
+++ b/eeschema/symbol_tree_synchronizing_adapter.cpp
@@ -23,9 +23,12 @@
  * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
  */
 
+#include "symbol_tree_synchronizing_adapter.h"
+
+#include <wx/settings.h>
+
 #include <pgm_base.h>
 #include <project/project_file.h>
-#include <symbol_tree_synchronizing_adapter.h>
 #include <lib_symbol_library_manager.h>
 #include <symbol_lib_table.h>
 #include <tools/symbol_editor_control.h>
@@ -428,4 +431,4 @@ void SYMBOL_TREE_SYNCHRONIZING_ADAPTER::ShutdownPreview( wxWindow* aParent )
         preview->GetCanvas()->SetEvtHandlerEnabled( false );
         preview->GetCanvas()->StopDrawing();
     }
-}
\ No newline at end of file
+}