diff --git a/doc/classes/Theme.xml b/doc/classes/Theme.xml
index cd0baad80f4..0d6aa457898 100644
--- a/doc/classes/Theme.xml
+++ b/doc/classes/Theme.xml
@@ -8,6 +8,7 @@
Theme resources can be alternatively loaded by writing them in a .theme file, see docs for more info.
+ https://docs.godotengine.org/en/3.1/tutorials/gui/gui_skinning.html