diff --git a/solid-device-automounter/kcm/DeviceAutomounterKCM.cpp b/solid-device-automounter/kcm/DeviceAutomounterKCM.cpp
--- a/solid-device-automounter/kcm/DeviceAutomounterKCM.cpp
+++ b/solid-device-automounter/kcm/DeviceAutomounterKCM.cpp
@@ -57,6 +57,9 @@
     m_devices = new DeviceModel(this);
     deviceView->setModel(m_devices);
 
+    deviceView->header()->setSectionResizeMode(QHeaderView::ResizeToContents);
+    deviceView->header()->setSectionResizeMode(0, QHeaderView::Stretch);
+
     auto emitChanged = [this] {
         emit changed();
     };
diff --git a/solid-device-automounter/kcm/DeviceAutomounterKCM.ui b/solid-device-automounter/kcm/DeviceAutomounterKCM.ui
--- a/solid-device-automounter/kcm/DeviceAutomounterKCM.ui
+++ b/solid-device-automounter/kcm/DeviceAutomounterKCM.ui
@@ -122,7 +122,10 @@
          <bool>false</bool>
         </property>
         <attribute name="headerShowSortIndicator" stdset="0">
-         <bool>true</bool>
+         <bool>false</bool>
+        </attribute>
+        <attribute name="headerStretchLastSection">
+         <bool>false</bool>
         </attribute>
        </widget>
       </item>