diff --git a/sdk_container/src/third_party/portage-stable/eclass/ruby-utils.eclass b/sdk_container/src/third_party/portage-stable/eclass/ruby-utils.eclass
index 4406724f38..2506aee255 100644
--- a/sdk_container/src/third_party/portage-stable/eclass/ruby-utils.eclass
+++ b/sdk_container/src/third_party/portage-stable/eclass/ruby-utils.eclass
@@ -1,4 +1,4 @@
-# Copyright 1999-2018 Gentoo Authors
+# Copyright 1999-2021 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 # @ECLASS: ruby-utils.eclass
@@ -6,6 +6,7 @@
 # Ruby team <ruby@gentoo.org>
 # @AUTHOR:
 # Author: Hans de Graaff <graaff@gentoo.org>
+# @SUPPORTED_EAPIS: 5 6 7 8
 # @BLURB: An eclass for supporting ruby scripts and bindings in non-ruby packages
 # @DESCRIPTION:
 # The ruby-utils eclass is designed to allow an easier installation of
@@ -14,6 +15,10 @@
 # This eclass does not set any metadata variables nor export any phase
 # functions. It can be inherited safely.
 
+case ${EAPI:-0} in
+	[5678]) ;;
+	*) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
+esac
 
 if [[ ! ${_RUBY_UTILS} ]]; then
 
@@ -28,10 +33,10 @@ if [[ ! ${_RUBY_UTILS} ]]; then
 # provide for a better first installation experience.
 
 # All stable RUBY_TARGETS
-RUBY_TARGETS_PREFERENCE="ruby24 ruby23 "
+RUBY_TARGETS_PREFERENCE="ruby26 "
 
 # All other active ruby targets
-RUBY_TARGETS_PREFERENCE+="ruby25 ruby26"
+RUBY_TARGETS_PREFERENCE+="ruby27 ruby30"
 
 
 _ruby_implementation_depend() {
@@ -75,6 +80,14 @@ _ruby_implementation_depend() {
 			rubypn="dev-lang/ruby"
 			rubyslot=":2.6"
 			;;
+		ruby27)
+			rubypn="dev-lang/ruby"
+			rubyslot=":2.7"
+			;;
+		ruby30)
+			rubypn="dev-lang/ruby"
+			rubyslot=":3.0"
+			;;
 		ree18)
 			rubypn="dev-lang/ruby-enterprise"
 			rubyslot=":1.8"