diff --git a/README.creole b/README.creole
index 106f171..c662671 100644
--- a/README.creole
+++ b/README.creole
@@ -188,6 +188,7 @@ This will do:
 * Pull and rebuild all docker containers
 * restart all docker containers
 
+Take a look at [[https://github.com/jedie/PyInventory/blob/deployment/scripts/apt-cleanup.sh|scripts/apt-cleanup.sh]] to keep your system clean.
 
 
 == links ==
diff --git a/scripts/apt-cleanup.sh b/scripts/apt-cleanup.sh
new file mode 100755
index 0000000..f45eefc
--- /dev/null
+++ b/scripts/apt-cleanup.sh
@@ -0,0 +1,69 @@
+#!/bin/bash
+
+# Cleanup installed packages by using apt-mark:
+#
+# 1. mark all packages as "auto"
+# 2. install really needed packages "manual"
+# 3. call "autoremove" to deinstall all not needed packages
+#
+# WARNING: You may need some more packages depend on your cloud provider!
+
+
+
+###############################################################
+# Remove this lines:
+echo "Adjust this script first, before you use it!"
+exit 1
+###############################################################
+
+
+
+set -e
+
+if [ "$(whoami)" != "root" ]; then
+    echo "Please start with 'sudo' !"
+    exit 1
+fi
+
+clear
+
+# These packages should be installed:
+PACKAGES=(
+    linux-image-virtual ubuntu-minimal
+    qemu-guest-agent
+    command-not-found
+    update-manager-core
+    unattended-upgrades
+    openssh-server
+    rsync
+    lshw htop mc nano
+    git make
+    apt-transport-https curl gnupg-agent software-properties-common
+    docker-ce docker-ce-cli containerd.io
+)
+
+(
+    set -ex
+
+    apt update
+
+    { echo "---------------------------------------------------"; } 2>/dev/null
+
+    # Mark all installed packages as "auto":
+    apt-mark auto $(apt-mark showinstall)
+
+    { echo "---------------------------------------------------"; } 2>/dev/null
+
+    # Install the really needed packages:
+    apt -y install "${PACKAGES[@]}"
+
+    { echo "---------------------------------------------------"; } 2>/dev/null
+
+    # Update all installed packages:
+    apt -y full-upgrade
+
+    { echo "---------------------------------------------------"; } 2>/dev/null
+
+    # Deinstall all not needed packages:
+    apt autoremove
+)