diff --git a/sci-mathematics/z3/z3-4.8.10.ebuild b/sci-mathematics/z3/z3-4.8.10.ebuild
index ab2ad4852f5dc..eb07c4a20143c 100644
--- a/sci-mathematics/z3/z3-4.8.10.ebuild
+++ b/sci-mathematics/z3/z3-4.8.10.ebuild
@@ -15,7 +15,7 @@ S=${WORKDIR}/z3-${P}
 
 SLOT="0/4.8"
 LICENSE="MIT"
-KEYWORDS="amd64 arm arm64 ppc64 ~riscv x86"
+KEYWORDS="amd64 arm arm64 ~ppc ppc64 ~riscv x86"
 IUSE="doc examples gmp isabelle java python"
 REQUIRED_USE="${PYTHON_REQUIRED_USE}"