diff --git a/mod.conf b/mod.conf
index 4be2729..00efce0 100644
--- a/mod.conf
+++ b/mod.conf
@@ -1,5 +1,5 @@
 mod_name = paintings_lib
 title = Paintings Library
 description = A fast, sleek, modern painting API for Minetest Game, but optional support for other games.
-optional_depends = default
+depends = default
 min_minetest_version = 5.3