diff --git a/processui/ReniceDlgUi.ui b/processui/ReniceDlgUi.ui
--- a/processui/ReniceDlgUi.ui
+++ b/processui/ReniceDlgUi.ui
@@ -385,6 +385,9 @@
          <property name="invertedAppearance">
           <bool>true</bool>
          </property>
+         <property name="invertedControls">
+          <bool>true</bool>
+         </property>
          <property name="tickPosition">
           <enum>QSlider::TicksBelow</enum>
          </property>
@@ -450,6 +453,9 @@
          <property name="invertedAppearance">
           <bool>true</bool>
          </property>
+         <property name="invertedControls">
+          <bool>true</bool>
+         </property>
          <property name="tickPosition">
           <enum>QSlider::TicksBelow</enum>
          </property>