diff --git a/Dockerfile b/Dockerfile
index efa578e98f29e87c482cb2db2cb044b0893e219c..d80fed20b8b28d970025f98340bdfff633cdbb6a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,8 +4,8 @@ FROM gentoo/stage3:latest
 COPY --from=portage /var/db/repos/gentoo /var/db/repos/gentoo
 
 ENV ACCEPT_KEYWORDS="~amd64" \
-    EMERGE_DEFAULT_OPTS="--jobs=4" \
-    FEATURES="-sandbox -usersandbox -ipc-sandbox -mount-sandbox -network-sandbox -pid-sandbox" \
+    EMERGE_DEFAULT_OPTS="--jobs=4 --getbinpkg" \
+    FEATURES="-sandbox -usersandbox -ipc-sandbox -mount-sandbox -network-sandbox -pid-sandbox binpkg-request-signature" \
     MAKEOPTS="-j4" \
     USE="-perl"