diff --git a/dev-ml/dose3/dose3-5.0.1_p16-r4.ebuild b/dev-ml/dose3/dose3-5.0.1_p16-r4.ebuild
index a1b877c1a01ae..0fff7975ffb31 100644
--- a/dev-ml/dose3/dose3-5.0.1_p16-r4.ebuild
+++ b/dev-ml/dose3/dose3-5.0.1_p16-r4.ebuild
@@ -12,7 +12,7 @@ S="${WORKDIR}/${PN}-$(ver_cut 1-3)"
 
 LICENSE="LGPL-3"
 SLOT="0/${PV}"
-KEYWORDS="amd64 arm arm64 ppc ppc64 x86"
+KEYWORDS="amd64 arm arm64 ~ppc ppc64 x86"
 IUSE="+ocamlopt parmap zip bzip2 xml curl rpm4"
 
 BDEPEND="
diff --git a/dev-ml/dose3/dose3-6.0.1_p2-r1.ebuild b/dev-ml/dose3/dose3-6.0.1_p2-r1.ebuild
index 1067de1e94ef9..4d66f0218b378 100644
--- a/dev-ml/dose3/dose3-6.0.1_p2-r1.ebuild
+++ b/dev-ml/dose3/dose3-6.0.1_p2-r1.ebuild
@@ -13,7 +13,7 @@ S="${WORKDIR}/${PN}-$(ver_cut 1-3)"
 
 LICENSE="LGPL-3"
 SLOT="0/${PV}"
-KEYWORDS="amd64 arm arm64 ppc ppc64 x86"
+KEYWORDS="amd64 arm arm64 ~ppc ppc64 x86"
 IUSE="+ocamlopt"
 
 BDEPEND="
diff --git a/dev-ml/dose3/dose3-6.1-r1.ebuild b/dev-ml/dose3/dose3-6.1-r1.ebuild
index 133186dea4f12..a2820f90e21d8 100644
--- a/dev-ml/dose3/dose3-6.1-r1.ebuild
+++ b/dev-ml/dose3/dose3-6.1-r1.ebuild
@@ -12,7 +12,7 @@ S="${WORKDIR}/${PN}-$(ver_cut 1-3)"
 
 LICENSE="LGPL-3"
 SLOT="0/${PV}"
-KEYWORDS="amd64 arm arm64 ppc ppc64 x86"
+KEYWORDS="amd64 arm arm64 ~ppc ppc64 x86"
 IUSE="+ocamlopt"
 
 BDEPEND="