diff --git a/panels/color/color.ui b/panels/color/color.ui
index becb5a7d8..0afe886db 100644
--- a/panels/color/color.ui
+++ b/panels/color/color.ui
@@ -5,6 +5,7 @@
     <property name="can_focus">False</property>
     <property name="border_width">5</property>
     <property name="title"> </property>
+    <property name="resizable">False</property>
     <property name="modal">True</property>
     <property name="window_position">center-on-parent</property>
     <property name="destroy_with_parent">True</property>