diff --git a/docker/utils/Dockerfile b/docker/utils/Dockerfile
index 735d5c27..b3387ad1 100644
--- a/docker/utils/Dockerfile
+++ b/docker/utils/Dockerfile
@@ -1,69 +1,63 @@
-FROM fedora:37
-
-MAINTAINER Christian Mollekopf <mollekopf@apheleia-it.ch>
+FROM apheleia/almalinux9
 
 ENV HOME=/opt/app-root/src
 
-LABEL io.k8s.description="Utility container for kolab" \
-      io.k8s.display-name="Kolab Utils"
-
-RUN dnf -y update
-
 # Install troubleshooting utilities
 RUN dnf -y install \
+        --setopt 'tsflags=nodocs' \
         bind-utils \
         bzip2 \
         cmake \
         chromium \
         chromedriver \
         cyrus-imapd \
         cyrus-sasl-plain \
         expat-devel \
         gcc \
         git \
         libjpeg-turbo-devel \
         lsof \
         net-tools \
         nmap-ncat \
         openldap-clients \
         openssh-server \
         php \
         psmisc \
         iputils \
         mariadb \
         procps-ng \
         python3 \
         python3-devel \
         python3-pip \
         python3-pytz \
         strace \
         telnet \
         traceroute \
         vim-enhanced \
         wget \
         zlib-devel && \
     dnf clean all
 
 RUN git clone https://github.com/libwbxml/libwbxml.git && \
     cd libwbxml && \
     mkdir build && \
     cd build && \
     cmake -D CMAKE_INSTALL_PREFIX=/usr .. && \
     make && \
     make install && \
     cd .. && \
     rm -rf libwbxml
 
-RUN pip3 install distro xmltodict dnspython
-RUN pip3 install \
+RUN pip3 install distro xmltodict dnspython && \
+    pip3 install \
     --global-option=build_ext \
     --global-option="-I/usr/include/libwbxml-1.0/wbxml/" \
     git+https://github.com/kanarip/python-wbxml#egg=wbxml
 
 RUN id default || (groupadd -g 1001 default && useradd -d /opt/app-root/ -u 1001 -g 1001 default)
 
 USER 1001
 
 WORKDIR ${HOME}
 
 COPY /rootfs /