diff --git a/kcmkwin/kwinoptions/actions.ui b/kcmkwin/kwinoptions/actions.ui
index de45f1460b..b2bb2f3f6f 100644
--- a/kcmkwin/kwinoptions/actions.ui
+++ b/kcmkwin/kwinoptions/actions.ui
@@ -10,9 +10,6 @@
     <height>320</height>
    </rect>
   </property>
-  <property name="windowTitle">
-   <string>Form</string>
-  </property>
   <layout class="QVBoxLayout" name="verticalLayout">
    <item>
     <widget class="QGroupBox" name="groupBox">
diff --git a/kcmkwin/kwinoptions/advanced.ui b/kcmkwin/kwinoptions/advanced.ui
index cf61bd908b..22c7f1aab7 100644
--- a/kcmkwin/kwinoptions/advanced.ui
+++ b/kcmkwin/kwinoptions/advanced.ui
@@ -10,9 +10,6 @@
     <height>300</height>
    </rect>
   </property>
-  <property name="windowTitle">
-   <string>Form</string>
-  </property>
   <layout class="QVBoxLayout" name="verticalLayout">
    <item>
     <widget class="KButtonGroup" name="shBox">
diff --git a/kcmkwin/kwinoptions/focus.ui b/kcmkwin/kwinoptions/focus.ui
index 19878ae171..afbc467d45 100644
--- a/kcmkwin/kwinoptions/focus.ui
+++ b/kcmkwin/kwinoptions/focus.ui
@@ -10,9 +10,6 @@
     <height>224</height>
    </rect>
   </property>
-  <property name="windowTitle">
-   <string>Form</string>
-  </property>
   <layout class="QGridLayout" name="gridLayout_2">
    <item row="1" column="1">
     <widget class="KComboBox" name="focusCombo">
diff --git a/kcmkwin/kwinoptions/mouse.ui b/kcmkwin/kwinoptions/mouse.ui
index 3100a7adb8..0ad283a98c 100644
--- a/kcmkwin/kwinoptions/mouse.ui
+++ b/kcmkwin/kwinoptions/mouse.ui
@@ -10,9 +10,6 @@
     <height>446</height>
    </rect>
   </property>
-  <property name="windowTitle">
-   <string>Form</string>
-  </property>
   <layout class="QVBoxLayout" name="verticalLayout">
    <item>
     <layout class="QFormLayout" name="formLayout_2">
diff --git a/kcmkwin/kwinoptions/moving.ui b/kcmkwin/kwinoptions/moving.ui
index a72fadd681..86667c0830 100644
--- a/kcmkwin/kwinoptions/moving.ui
+++ b/kcmkwin/kwinoptions/moving.ui
@@ -10,9 +10,6 @@
     <height>329</height>
    </rect>
   </property>
-  <property name="windowTitle">
-   <string>Form</string>
-  </property>
   <layout class="QVBoxLayout" name="lay">
    <item>
     <widget class="KButtonGroup" name="windowsBox">