diff --git a/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/package.use b/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/package.use
index 9e2be89bce..50ca87cf9d 100644
--- a/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/package.use
+++ b/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/package.use
@@ -42,7 +42,7 @@ net-analyzer/nmap ncat -lua
 app-admin/sudo -sendmail
 
 # use lzma which is the default on non-gentoo systems, avoid pulling in gnutls
-sys-apps/systemd build curl gcrypt lzma -ssl
+sys-apps/systemd build curl gcrypt idn libidn2 lzma -ssl
 net-libs/libmicrohttpd -ssl
 
 # disable kernel config detection and module building