diff --git a/src/Mod/Fem/Gui/DlgSettingsFemGeneral.ui b/src/Mod/Fem/Gui/DlgSettingsFemGeneral.ui
index c652d0aa56..d82240df78 100644
--- a/src/Mod/Fem/Gui/DlgSettingsFemGeneral.ui
+++ b/src/Mod/Fem/Gui/DlgSettingsFemGeneral.ui
@@ -419,6 +419,9 @@
               <property name="prefEntry" stdset="0">
                <cstring>CustomMaterialsDir</cstring>
               </property>
+              <property name="mode">
+               <enum>Gui::FileChooser::Directory</enum>
+              </property>
               <property name="prefPath" stdset="0">
                <cstring>Mod/Fem/General</cstring>
               </property>