diff --git a/src/ui/composer/qgscomposertablebackgroundstyles.ui b/src/ui/composer/qgscomposertablebackgroundstyles.ui
index ede307f0e0b..d98ab512f4f 100644
--- a/src/ui/composer/qgscomposertablebackgroundstyles.ui
+++ b/src/ui/composer/qgscomposertablebackgroundstyles.ui
@@ -371,7 +371,7 @@
  <customwidgets>
   <customwidget>
    <class>QgsColorButton</class>
-   <extends>QPushButton</extends>
+   <extends>QToolButton</extends>
    <header>qgscolorbutton.h</header>
    <container>1</container>
   </customwidget>