diff --git a/dev-ruby/rails/rails-5.0.4.ebuild b/dev-ruby/rails/rails-5.0.4.ebuild
index 07321c61e369d..055690861d7fc 100644
--- a/dev-ruby/rails/rails-5.0.4.ebuild
+++ b/dev-ruby/rails/rails-5.0.4.ebuild
@@ -18,7 +18,7 @@ HOMEPAGE="http://www.rubyonrails.org"
 
 LICENSE="MIT"
 SLOT="$(get_version_component_range 1-2)"
-KEYWORDS="~amd64 ~amd64-linux"
+KEYWORDS="~amd64 ~arm ~amd64-linux"
 
 IUSE="+asset-pipeline"
 
diff --git a/dev-ruby/rails/rails-5.0.5.ebuild b/dev-ruby/rails/rails-5.0.5.ebuild
index 07321c61e369d..055690861d7fc 100644
--- a/dev-ruby/rails/rails-5.0.5.ebuild
+++ b/dev-ruby/rails/rails-5.0.5.ebuild
@@ -18,7 +18,7 @@ HOMEPAGE="http://www.rubyonrails.org"
 
 LICENSE="MIT"
 SLOT="$(get_version_component_range 1-2)"
-KEYWORDS="~amd64 ~amd64-linux"
+KEYWORDS="~amd64 ~arm ~amd64-linux"
 
 IUSE="+asset-pipeline"