diff --git a/mod.conf b/mod.conf
index 61db683..10a6d91 100644
--- a/mod.conf
+++ b/mod.conf
@@ -2,6 +2,6 @@ name = smartfs
 title = Smart Formspecs Library
 author = rubenwardy
 description = A library to allow mods to make Formspecs, a form of GUI, easily.
-license = WTFPL
+license = CC0
 forum = https://forum.minetest.net/viewtopic.php?t=7553
 version = 1.1.0