--- a/FileDialog.st	Thu Dec 12 14:49:35 2019 +0100
+++ b/FileDialog.st	Thu Dec 12 15:41:54 2019 +0100
@@ -714,15 +714,15 @@
         beLoadDialog:asLoadDialog ? false;
         viewFiles:viewFiles ? true.
 
-     instance okLabelHolder value:okText.
-     instance cancelLabelHolder value:abortText.
+    instance okLabelHolder value:okText.
+    instance cancelLabelHolder value:abortText.
 
     self setDoubleClickActionFor:instance.
     instance allButOpenInterface:#windowSpec.
     boxCreatedCallback notNil ifTrue:[boxCreatedCallback value:instance].
 
     "/ Dialog aboutToOpenBoxNotificationSignal raiseRequestWith:instance.
-    instance treeBrowser sortCaselessInTreeBrowser value: (Filename isCaseSensitive not).
+    instance treeBrowser sortCaseless value: (Filename isCaseSensitive not).
     instance openWindowModal.
     ^ instance
 
@@ -1795,7 +1795,16 @@
     ^ treeBrowser shownFiles
 !
 
+sortCaseless
+    ^ treeBrowser sortCaseless
+!
+
 sortCaselessInTreeBrowser
+    <resource: #obsolete>
+
+    "only for backward compat.
+     We do not need two such flags"
+
     ^ treeBrowser sortCaselessInTreeBrowser
 !