diff --git a/sdk_container/src/third_party/coreos-overlay/sys-apps/portage/portage-2.2.28.ebuild b/sdk_container/src/third_party/coreos-overlay/sys-apps/portage/portage-2.2.28.ebuild
index 3cf9569812..db9baa2745 100644
--- a/sdk_container/src/third_party/coreos-overlay/sys-apps/portage/portage-2.2.28.ebuild
+++ b/sdk_container/src/third_party/coreos-overlay/sys-apps/portage/portage-2.2.28.ebuild
@@ -6,7 +6,7 @@ EAPI=5
 
 PYTHON_COMPAT=(
 	pypy
-	python3_3 python3_4 python3_5
+	python3_4 python3_5 python3_6
 	python2_7
 )
 PYTHON_REQ_USE='bzip2(+)'