diff --git a/gentoo-base.Dockerfile b/gentoo-base.Dockerfile
index df6f34f..c2ad5fa 100644
--- a/gentoo-base.Dockerfile
+++ b/gentoo-base.Dockerfile
@@ -31,3 +31,7 @@ RUN echo 'portage::250:portage' >> /etc/group
 RUN echo 'en_DK.UTF-8 UTF-8' > /etc/locale.gen
 RUN locale-gen
 RUN eselect locale set en_DK.utf8
+RUN emerge --root=/workdir --rage-clean --quiet \
+    sys-apps/grep \
+    sys-apps/gawk \
+    app-arch/gzip