diff --git a/dev-ruby/public_suffix/public_suffix-4.0.6.ebuild b/dev-ruby/public_suffix/public_suffix-4.0.6.ebuild
index 6cb5a2a8d9331..bf2c80a873f06 100644
--- a/dev-ruby/public_suffix/public_suffix-4.0.6.ebuild
+++ b/dev-ruby/public_suffix/public_suffix-4.0.6.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=7
 
-USE_RUBY="ruby25 ruby26 ruby27"
+USE_RUBY="ruby25 ruby26 ruby27 ruby30"
 
 RUBY_FAKEGEM_EXTRAINSTALL="data"