--- a/Preferences/ConfigurationPages/HelpAppearancePage.py	Sat Nov 28 19:47:23 2015 +0100
+++ b/Preferences/ConfigurationPages/HelpAppearancePage.py	Sat Nov 28 19:48:11 2015 +0100
@@ -32,6 +32,8 @@
         self.setObjectName("HelpAppearancePage")
         
         self.styleSheetPicker.setMode(E5PathPickerModes.OpenFileMode)
+        self.styleSheetPicker.setFilters(self.tr(
+            "Cascading Style Sheets (*.css);;All files (*)"))
         
         self.__displayMode = None