diff --git a/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/package.unmask b/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/package.unmask
index 6a011a92b5..3ed06d36fc 100644
--- a/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/package.unmask
+++ b/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/package.unmask
@@ -17,3 +17,7 @@
 # portage-stable masked catalyst-3, and has not provided a stable way to
 # update to catalyst-4 so overriding the change for now to use catalyst-3
 <dev-util/catalyst-4
+
+# Overwrite portage-stable mask. We still have one package that
+# depends on dev-python/boto.
+dev-python/boto