diff --git a/dev-ruby/curb/curb-1.0.6.ebuild b/dev-ruby/curb/curb-1.0.6.ebuild
index 8bdfb0fa269b6..85055e83eee9c 100644
--- a/dev-ruby/curb/curb-1.0.6.ebuild
+++ b/dev-ruby/curb/curb-1.0.6.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=8
 
-USE_RUBY="ruby31 ruby32 ruby33"
+USE_RUBY="ruby31 ruby32 ruby33 ruby34"
 
 RUBY_FAKEGEM_RECIPE_TEST="rake"