diff --git a/dev-ruby/pdf-reader/pdf-reader-1.4.1-r2.ebuild b/dev-ruby/pdf-reader/pdf-reader-1.4.1-r2.ebuild
index c08c992db30cb..1f4965e0b905c 100644
--- a/dev-ruby/pdf-reader/pdf-reader-1.4.1-r2.ebuild
+++ b/dev-ruby/pdf-reader/pdf-reader-1.4.1-r2.ebuild
@@ -1,11 +1,11 @@
-# Copyright 1999-2019 Gentoo Authors
+# Copyright 1999-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=5
 
 GITHUB_USER=yob
 
-USE_RUBY="ruby23 ruby24 ruby25 ruby26"
+USE_RUBY="ruby24 ruby25 ruby26 ruby27"
 
 RUBY_FAKEGEM_RECIPE_TEST="rspec3"
 
diff --git a/dev-ruby/pdf-reader/pdf-reader-2.4.0.ebuild b/dev-ruby/pdf-reader/pdf-reader-2.4.0.ebuild
index 11c2509b1e600..3ca3e271d785e 100644
--- a/dev-ruby/pdf-reader/pdf-reader-2.4.0.ebuild
+++ b/dev-ruby/pdf-reader/pdf-reader-2.4.0.ebuild
@@ -1,11 +1,11 @@
-# Copyright 1999-2019 Gentoo Authors
+# Copyright 1999-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
 
 GITHUB_USER=yob
 
-USE_RUBY="ruby24 ruby25 ruby26"
+USE_RUBY="ruby24 ruby25 ruby26 ruby27"
 
 RUBY_FAKEGEM_RECIPE_TEST="rspec3"