diff --git a/app-text/mupdf/mupdf-1.18.0.ebuild b/app-text/mupdf/mupdf-1.18.0.ebuild
index b7fbe574b4753..de1165c548ad6 100644
--- a/app-text/mupdf/mupdf-1.18.0.ebuild
+++ b/app-text/mupdf/mupdf-1.18.0.ebuild
@@ -12,7 +12,7 @@ S="${WORKDIR}/${P}-source"
 
 LICENSE="AGPL-3"
 SLOT="0/${PV}"
-KEYWORDS="~amd64 ~ppc ~x86"
+KEYWORDS="~amd64 ~ppc ~ppc64 ~x86"
 IUSE="X +javascript libressl opengl ssl static-libs"
 
 # Although we use the bundled, patched version of freeglut in mupdf (because of