diff --git a/profiles/base/use.stable.mask b/profiles/base/use.stable.mask
index 3e511294f1604..a47f50a65c511 100644
--- a/profiles/base/use.stable.mask
+++ b/profiles/base/use.stable.mask
@@ -4,6 +4,11 @@
 # This file requires eapi 5 or later. New entries go on top.
 # Please use the same syntax as in use.mask
 
+# Hans de Graaff <graaff@gentoo.org> (2024-12-26)
+# Currently in testing and not ready to go stable yet.
+ruby_targets_ruby34
+ruby_targets_ruby33
+
 # Patrick Lauer <patrick@gentoo.org> (2024-09-26)
 # Postgresql 17 isn't stable yet
 postgres_targets_postgres17
@@ -15,10 +20,6 @@ python_single_target_python3_13t
 python_targets_pypy3
 python_single_target_pypy3
 
-# Hans de Graaff <graaff@gentoo.org> (2023-12-25)
-# Currently in testing and not ready to go stable yet.
-ruby_targets_ruby33
-
 # Michael Orlitzky <mjo@gentoo.org> (2023-12-05)
 # New unstable PHP slot.
 php_targets_php8-3
diff --git a/profiles/desc/ruby_targets.desc b/profiles/desc/ruby_targets.desc
index 08aae5d39d962..90c5514faff65 100644
--- a/profiles/desc/ruby_targets.desc
+++ b/profiles/desc/ruby_targets.desc
@@ -7,3 +7,4 @@ ruby30 - Build with MRI Ruby 3.0.x
 ruby31 - Build with MRI Ruby 3.1.x
 ruby32 - Build with MRI Ruby 3.2.x
 ruby33 - Build with MRI Ruby 3.3.x
+ruby34 - Build with MRI Ruby 3.4.x