--- a/freespacenotifier/freespacenotifier.kcfg
+++ b/freespacenotifier/freespacenotifier.kcfg
@@ -8,7 +8,7 @@
     <entry name="minimumSpace" type="Int">
 	    <label>Minimum free space before user starts being notified.</label>
 	    <default>200</default>
-	    <min>1</min>
+	    <min>32</min>
 	    <max>100000</max>
     </entry>
     <entry name="enableNotification" type="Bool">
--- a/freespacenotifier/freespacenotifier_prefs_base.ui
+++ b/freespacenotifier/freespacenotifier_prefs_base.ui
@@ -13,6 +13,9 @@
   <layout class="QGridLayout" name="gridLayout">
    <item row="0" column="0">
     <widget class="QCheckBox" name="kcfg_enableNotification">
+     <property name="enabled">
+      <bool>false</bool>
+     </property>
      <property name="text">
       <string>Enable low disk space warning</string>
      </property>