diff --git a/gtk/resources/ui/gtkcoloreditor.ui b/gtk/resources/ui/gtkcoloreditor.ui
index d82e3088dd..a076ebdfa5 100644
--- a/gtk/resources/ui/gtkcoloreditor.ui
+++ b/gtk/resources/ui/gtkcoloreditor.ui
@@ -48,6 +48,7 @@
False
rgb(255,255,255)
False
+ False
1