diff --git a/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/package.accept_keywords b/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/package.accept_keywords
index 90290f6749..cafbb14a8b 100644
--- a/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/package.accept_keywords
+++ b/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/package.accept_keywords
@@ -72,9 +72,6 @@
 # get stabilized in Gentoo.
 =dev-libs/yajl-2.1.0-r5 ~amd64 ~arm64
 
-# Keep versions on both arches in sync.
-=dev-python/cython-3.0.11 ~arm64
-
 # Catalyst 4 is not stable yet, but earlier versions are masked now.
 dev-util/catalyst ~amd64 ~arm64