diff --git a/.VERSION b/.VERSION
index 4cf2aaf..dc441a2 100644
--- a/.VERSION
+++ b/.VERSION
@@ -1 +1 @@
-v9.0.0
\ No newline at end of file
+v9.0.1-beta.1
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 10a42f5..0eb131b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 ## Changelog
 
+### v9.0.1 (10.10.2023)
+* fix issue with avahi setup ([#384](https://github.com/buanet/ioBroker.docker/issues/384); [#385 by @z1r0](https://github.com/buanet/ioBroker.docker/pull/385))
+* add silent cleanup to setup_avahi.sh
+
 ### v9.0.0 (09.10.2023)
 * update official docs
 * v9.0.0-beta.2 (28.09.2023)
diff --git a/debian12/scripts/setup_avahi.sh b/debian12/scripts/setup_avahi.sh
index a68e429..26c7cd5 100644
--- a/debian12/scripts/setup_avahi.sh
+++ b/debian12/scripts/setup_avahi.sh
@@ -5,9 +5,11 @@ then
   echo "[setup_avahi.sh] Avahi is already installed. Nothing to do here."
 else
   echo -n "[setup_avahi.sh] Avahi-daemon is NOT installed. Going to install it now... "
-    apt-get update > /opt/scripts/avahi_startup.log 2>&1
-    apt-get install -y --no-install-recommends libavahi-compat-libdnssd-dev avahi-daemon >> /opt/scripts/avahi_startup.log 2>&1
-    rm -rf /var/lib/apt/lists/* >> /opt/scripts/avahi_startup.log 2>&1
+    apt-get -q update > /opt/scripts/avahi_startup.log 2>&1
+    apt-get -q -y --no-install-recommends install libavahi-compat-libdnssd-dev avahi-daemon >> /opt/scripts/avahi_startup.log 2>&1
+    # Silent Cleanup
+    apt-get -qq autoclean -y && apt-get -qq autoremove && apt-get -qq clean
+    rm -rf /tmp/* /var/tmp/* /root/.cache/* /var/lib/apt/lists/* || true
   echo "Done."
   echo -n "[setup_avahi.sh] Configuring avahi-daemon... "
     sed -i '/^rlimit-nproc/s/^\(.*\)/#\1/g' /etc/avahi/avahi-daemon.conf