diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index e6d534f5..3dfc7f59 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -11,26 +11,21 @@ variables:
 
 build-clazy:
   stage: build
-  image: ${CI_DEPENDENCY_PROXY_GROUP_IMAGE_PREFIX}/ubuntu:22.04
+  image: ${CI_DEPENDENCY_PROXY_GROUP_IMAGE_PREFIX}/alpine:latest
   tags: [docker]
   variables:
     CLAZY_CHECKS: level0,level1,no-non-pod-global-static
     TRAVIS_OS_NAME: linux
   before_script:
-    - echo -e "\e[0Ksection_start:`date +%s`:install_deps[collapsed=true]\r\e[0K\e[1m\e[95mInstalling apt dependencies"
-    - apt-get update
-    - apt-get -y install --no-install-suggests --no-install-recommends ca-certificates build-essential ninja-build cmake gcc make automake liblmdb-dev libre2-dev
-        libssl-dev libqt5multimedia5-plugins libqt5multimediagsttools5 libqt5multimediaquick5 libqt5svg5-dev
-        qtmultimedia5-dev qtquickcontrols2-5-dev qttools5-dev qttools5-dev-tools qtdeclarative5-dev
-        qml-module-qtmultimedia qml-module-qtquick-controls2 qml-module-qtquick-layouts qml-module-qt-labs-platform
-        qt5keychain-dev ccache clazy libcurl4-openssl-dev libevent-dev libspdlog-dev git nlohmann-json3-dev libcmark-dev asciidoc # libolm-dev
+    - echo -e "\e[0Ksection_start:`date +%s`:install_deps[collapsed=true]\r\e[0K\e[1m\e[95mInstalling apk dependencies"
+    - apk add	asciidoctor cmake cmark-dev gst-plugins-bad-dev gst-plugins-base-dev gstreamer-dev lmdb-dev lmdbxx nlohmann-json olm-dev openssl-dev qt5-qtbase-dev qt5-qtdeclarative-dev qt5-qtmultimedia-dev qt5-qtquickcontrols2-dev qt5-qtsvg-dev qt5-qttools-dev qtkeychain-dev samurai spdlog-dev xcb-util-wm-dev zlib-dev ccache curl-dev libevent-dev meson clazy clang16 gcc musl-dev git re2-dev
     - echo -e "\e[0Ksection_end:`date +%s`:install_deps\r\e[0K"
   script:
-    - export PATH="/usr/local/bin/:/usr/lib/ccache:${PATH}"
+    - export PATH="/usr/lib/ccache:${PATH}"
     - export CMAKE_BUILD_PARALLEL_LEVEL=$(cat /proc/cpuinfo | awk '/^processor/{print $3}' | wc -l)
     - cmake -GNinja -H. -Bbuild
         -DCMAKE_INSTALL_PREFIX=.deps/usr
-        -DHUNTER_ENABLED=OFF -DBUILD_SHARED_LIBS=OFF -DUSE_BUNDLED_OPENSSL=ON -DUSE_BUNDLED_MTXCLIENT=ON -DUSE_BUNDLED_COEURL=ON -DUSE_BUNDLED_LMDBXX=ON -DUSE_BUNDLED_OLM=ON
+        -DHUNTER_ENABLED=OFF -DBUILD_SHARED_LIBS=OFF -DUSE_BUNDLED_OPENSSL=ON -DUSE_BUNDLED_MTXCLIENT=ON -DUSE_BUNDLED_COEURL=ON -DUSE_BUNDLED_OLM=ON
         -DVOIP=OFF
         -DCMAKE_BUILD_TYPE=Release
         -DCI_BUILD=ON -DFETCHCONTENT_QUIET=OFF -DCMAKE_CXX_COMPILER=clazy
diff --git a/README.md b/README.md
index 837ccd0d..18daeeb5 100644
--- a/README.md
+++ b/README.md
@@ -252,7 +252,7 @@ KDE has similar plugins, that can extend the supported image types even more.
 - XCB, XCB-EWMH: For screensharing support on X11. VOIP needs to be enabled. Can be disabled with `-DSCREENSHARE_X11=OFF`.
 - [qtkeychain](https://github.com/frankosterfeld/qtkeychain) (You need at least version 0.12 for proper Gnome Keychain support. The bundled version requires libsecret, unless you pass `-DLIBSECRET_SUPPORT=OFF`.)
 - A compiler that supports C++ 20:
-    - Clang 11 (Only clazy 13 is tested in CI)
+    - Clang 16 (Only clazy 16 is tested in CI)
     - GCC 11 (tested on Gitlab CI)
     - MSVC 19.13 (tested on AppVeyor)