--- a/DirectoryTreeBrowser.st	Sun Sep 08 16:28:47 2019 +0200
+++ b/DirectoryTreeBrowser.st	Sun Sep 08 16:29:11 2019 +0200
@@ -850,7 +850,7 @@
         ]
     ].
     rootHolder value:(list directory asString) withoutNotifying:self.
-    (list size = 1 and:[list first isDirectory]) ifTrue:[list first expand:true]
+    (list size == 1 and:[list first isDirectory]) ifTrue:[list first expand:true]
 
     "Modified: / 25-07-2006 / 09:08:59 / cg"
 !