diff --git a/PKHeX.WinForms/Subforms/Save Editors/Gen6/SAV_Trainer.cs b/PKHeX.WinForms/Subforms/Save Editors/Gen6/SAV_Trainer.cs
index bb958745c..d5a6a0d8e 100644
--- a/PKHeX.WinForms/Subforms/Save Editors/Gen6/SAV_Trainer.cs	
+++ b/PKHeX.WinForms/Subforms/Save Editors/Gen6/SAV_Trainer.cs	
@@ -72,8 +72,9 @@ public SAV_Trainer(SAV6 sav)
 
     private void GetComboBoxes()
     {
+        var sources = GameInfo.Sources;
         CB_3DSReg.InitializeBinding();
-        CB_3DSReg.DataSource = GameDataSource.Regions;
+        CB_3DSReg.DataSource = new BindingSource(sources.Regions, string.Empty);
         CB_Language.InitializeBinding();
         CB_Language.DataSource = GameInfo.LanguageDataSource(SAV.Generation);
 
diff --git a/PKHeX.WinForms/Subforms/Save Editors/Gen7/SAV_Trainer7.cs b/PKHeX.WinForms/Subforms/Save Editors/Gen7/SAV_Trainer7.cs
index e0c0c6c6d..c75f29f94 100644
--- a/PKHeX.WinForms/Subforms/Save Editors/Gen7/SAV_Trainer7.cs	
+++ b/PKHeX.WinForms/Subforms/Save Editors/Gen7/SAV_Trainer7.cs	
@@ -56,8 +56,9 @@ public SAV_Trainer7(SAV7 sav)
 
     private void GetComboBoxes()
     {
+        var sources = GameInfo.Sources;
         CB_3DSReg.InitializeBinding();
-        CB_3DSReg.DataSource = GameDataSource.Regions;
+        CB_3DSReg.DataSource = new BindingSource(sources.Regions, string.Empty);
         CB_Language.InitializeBinding();
         CB_Language.DataSource = GameInfo.LanguageDataSource(SAV.Generation);
         CB_AlolaTime.InitializeBinding();