diff --git a/dev-python/sphinxcontrib-mermaid/sphinxcontrib-mermaid-1.0.0.ebuild b/dev-python/sphinxcontrib-mermaid/sphinxcontrib-mermaid-1.0.0.ebuild
index 5673bce22b9f6..d544066dd1b1e 100644
--- a/dev-python/sphinxcontrib-mermaid/sphinxcontrib-mermaid-1.0.0.ebuild
+++ b/dev-python/sphinxcontrib-mermaid/sphinxcontrib-mermaid-1.0.0.ebuild
@@ -20,7 +20,7 @@ SRC_URI="
 
 LICENSE="BSD-2"
 SLOT="0"
-KEYWORDS="amd64 ~arm arm64 ~x86"
+KEYWORDS="amd64 ~arm arm64 ~ppc64 ~x86"
 
 RDEPEND="
 	>=dev-python/sphinx-3.0.0[${PYTHON_USEDEP}]