diff --git a/kiosk_skeleton/build.sh b/kiosk_skeleton/build.sh
index 459501b..fe46981 100755
--- a/kiosk_skeleton/build.sh
+++ b/kiosk_skeleton/build.sh
@@ -103,3 +103,7 @@ dpkg --list | grep "ii  chromium " >> /version-info
 echo -n "Linux kernel version: " >> /version-info
 ls /lib/modules/  | sort -r | head -n 1 >> /version-info
 echo >> /version-info
+
+# Clean up apt cache and remove unused packages
+apt-get clean
+apt-get autoremove -y