diff --git a/dev-ruby/public_suffix/public_suffix-2.0.5.ebuild b/dev-ruby/public_suffix/public_suffix-2.0.5.ebuild
index 398eba8b01a2c..1f2cac9847547 100644
--- a/dev-ruby/public_suffix/public_suffix-2.0.5.ebuild
+++ b/dev-ruby/public_suffix/public_suffix-2.0.5.ebuild
@@ -14,7 +14,7 @@ inherit ruby-fakegem
 DESCRIPTION="Parse and decompose a domain name into top level domain, domain and subdomains"
 HOMEPAGE="https://simonecarletti.com/code/publicsuffix-ruby/"
 
-KEYWORDS="~amd64"
+KEYWORDS="~amd64 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~x64-solaris ~x86-solaris"
 LICENSE="MIT"
 SLOT="2"
 IUSE=""