diff --git a/dev-ruby/async-pool/async-pool-0.10.3.ebuild b/dev-ruby/async-pool/async-pool-0.10.3.ebuild
index 70ca5cfcf2d0e..969d3c6beed31 100644
--- a/dev-ruby/async-pool/async-pool-0.10.3.ebuild
+++ b/dev-ruby/async-pool/async-pool-0.10.3.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=8
 
-USE_RUBY="ruby31 ruby32 ruby33"
+USE_RUBY="ruby31 ruby32 ruby33 ruby34"
 
 RUBY_FAKEGEM_RECIPE_TEST="sus"
 RUBY_FAKEGEM_EXTRADOC="readme.md"