diff --git a/mod.conf b/mod.conf
index 09777fc..d63c060 100644
--- a/mod.conf
+++ b/mod.conf
@@ -1,3 +1,3 @@
 name = otp
 optional_depends = mtt
-min_minetest_version = 5.4
\ No newline at end of file
+min_minetest_version = 5.3
\ No newline at end of file