diff --git a/dev-python/zstandard/zstandard-0.8.1.ebuild b/dev-python/zstandard/zstandard-0.8.1.ebuild
index 1dd90db6e4ff1..b5177cb3a0135 100644
--- a/dev-python/zstandard/zstandard-0.8.1.ebuild
+++ b/dev-python/zstandard/zstandard-0.8.1.ebuild
@@ -13,7 +13,7 @@ SRC_URI="mirror://pypi/${PN:0:1}/${PN}/${P}.tar.gz"
 
 SLOT="0"
 LICENSE="BSD"
-KEYWORDS="~alpha ~amd64 ~ia64 ~ppc64 ~x86 ~amd64-linux ~x86-linux"
+KEYWORDS="~alpha ~amd64 ~ia64 ~ppc64 ~x86 ~amd64-linux ~x86-linux ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
 
 RDEPEND="dev-python/cffi:=[${PYTHON_USEDEP}]"
 DEPEND="dev-python/setuptools[${PYTHON_USEDEP}]