diff --git a/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/make.defaults b/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/make.defaults
index f320cecba3..0c9a838653 100644
--- a/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/make.defaults
+++ b/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/make.defaults
@@ -22,7 +22,9 @@ USE="${USE} -zeroconf"
 # Override upstream's python settings
 USE="$USE python_targets_python2_7 python_single_target_python2_7"
 USE="$USE -python_targets_python3_2 -python_single_target_python3_2"
+USE="$USE -python_targets_python3_3 -python_single_target_python3_3"
 BOOTSTRAP_USE="$BOOTSTRAP_USE -python_targets_python3_2"
+BOOTSTRAP_USE="$BOOTSTRAP_USE -python_targets_python3_3"
 
 # Default licenses that are accepted for ChromiumOS builds.
 # If you want to accept more, use the --accept_licenses flag