diff --git a/Dockerfile b/Dockerfile
index 5185148..e07fcf3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,7 @@
 FROM docker.io/library/archlinux:latest
 
-RUN pacman --sync --sysupgrade --refresh --noconfirm dhcp
+RUN pacman --sync --sysupgrade --refresh --noconfirm dhcp && \
+    rm --recursive --force /var/cache/pacman/pkg
 
 ADD rootfs/ .