--- a/AbstractFileBrowser.st	Thu Jan 18 19:43:17 2018 +0100
+++ b/AbstractFileBrowser.st	Fri Jan 19 10:44:32 2018 +0100
@@ -1484,7 +1484,7 @@
             label: 'Windows Explorer'
             itemValue: doOpenExplorer
             translateLabel: true
-            isVisible: systemIsOSX
+            isVisible: systemIsDOS
           )
          (MenuItem
             label: 'Open Finder'
@@ -9292,12 +9292,10 @@
 !
 
 systemIsDOS
-
     ^ OperatingSystem isMSDOSlike
 !
 
 systemIsOSX
-
     ^ OperatingSystem isOSXlike
 !
 
@@ -9306,7 +9304,6 @@
 !
 
 systemSupportsVolumes
-
     ^ OperatingSystem supportsVolumes
 ! !