diff --git a/tests/docker/dockerfiles/ubuntu2004.docker b/tests/docker/dockerfiles/ubuntu2004.docker
index 15a026be09..40402b91fe 100644
--- a/tests/docker/dockerfiles/ubuntu2004.docker
+++ b/tests/docker/dockerfiles/ubuntu2004.docker
@@ -1,119 +1,148 @@
+# THIS FILE WAS AUTO-GENERATED
+#
+#  $ lcitool dockerfile ubuntu-2004 qemu
+#
+# https://gitlab.com/libvirt/libvirt-ci
+
 FROM docker.io/library/ubuntu:20.04
-ENV PACKAGES \
-    bc \
-    bsdmainutils \
-    bzip2 \
-    ca-certificates \
-    ccache \
-    clang \
-    dbus \
-    debianutils \
-    diffutils \
-    exuberant-ctags \
-    findutils \
-    g++ \
-    gcc \
-    gcovr \
-    genisoimage \
-    gettext \
-    git \
-    hostname \
-    libaio-dev \
-    libasan5 \
-    libasound2-dev \
-    libattr1-dev \
-    libbrlapi-dev \
-    libbz2-dev \
-    libc6-dev \
-    libcacard-dev \
-    libcap-ng-dev \
-    libcapstone-dev \
-    libcurl4-gnutls-dev \
-    libdaxctl-dev \
-    libdrm-dev \
-    libepoxy-dev \
-    libfdt-dev \
-    libffi-dev \
-    libgbm-dev \
-    libgcrypt20-dev \
-    libglib2.0-dev \
-    libglusterfs-dev \
-    libgnutls28-dev \
-    libgtk-3-dev \
-    libibverbs-dev \
-    libiscsi-dev \
-    libjemalloc-dev \
-    libjpeg-turbo8-dev \
-    liblttng-ust-dev \
-    liblzo2-dev \
-    libncursesw5-dev \
-    libnfs-dev \
-    libnuma-dev \
-    libpam0g-dev \
-    libpixman-1-dev \
-    libpmem-dev \
-    libpng-dev \
-    libpulse-dev \
-    librbd-dev \
-    librdmacm-dev \
-    libsasl2-dev \
-    libsdl2-dev \
-    libsdl2-image-dev \
-    libseccomp-dev \
-    libselinux-dev \
-    libslirp-dev \
-    libsnappy-dev \
-    libspice-protocol-dev \
-    libspice-server-dev \
-    libssh-dev \
-    libsystemd-dev \
-    libtasn1-6-dev \
-    libtest-harness-perl \
-    libubsan1 \
-    libudev-dev \
-    libusb-1.0-0-dev \
-    libusbredirhost-dev \
-    libvdeplug-dev \
-    libvirglrenderer-dev \
-    libvte-2.91-dev \
-    libxen-dev \
-    libxml2-dev \
-    libzstd-dev \
-    llvm \
-    locales \
-    make \
-    multipath-tools \
-    ncat \
-    nettle-dev \
-    ninja-build \
-    openssh-client \
-    perl-base \
-    pkgconf \
-    python3 \
-    python3-numpy \
-    python3-opencv \
-    python3-pillow \
-    python3-pip \
-    python3-setuptools \
-    python3-sphinx \
-    python3-sphinx-rtd-theme \
-    python3-venv \
-    python3-wheel \
-    python3-yaml \
-    rpm2cpio \
-    sed \
-    sparse \
-    systemtap-sdt-dev \
-    tar \
-    tesseract-ocr \
-    tesseract-ocr-eng \
-    texinfo \
-    xfslibs-dev \
-    zlib1g-dev
-RUN apt-get update && \
-    DEBIAN_FRONTEND=noninteractive apt-get -y install $PACKAGES
-RUN dpkg -l $PACKAGES | sort > /packages.txt
 
+RUN export DEBIAN_FRONTEND=noninteractive && \
+    apt-get update && \
+    apt-get install -y eatmydata && \
+    eatmydata apt-get dist-upgrade -y && \
+    eatmydata apt-get install --no-install-recommends -y \
+            bash \
+            bc \
+            bsdmainutils \
+            bzip2 \
+            ca-certificates \
+            ccache \
+            clang \
+            dbus \
+            debianutils \
+            diffutils \
+            exuberant-ctags \
+            findutils \
+            g++ \
+            gcc \
+            gcovr \
+            genisoimage \
+            gettext \
+            git \
+            hostname \
+            libaio-dev \
+            libasan5 \
+            libasound2-dev \
+            libattr1-dev \
+            libbrlapi-dev \
+            libbz2-dev \
+            libc6-dev \
+            libcacard-dev \
+            libcap-ng-dev \
+            libcapstone-dev \
+            libcurl4-gnutls-dev \
+            libdaxctl-dev \
+            libdrm-dev \
+            libepoxy-dev \
+            libfdt-dev \
+            libffi-dev \
+            libgbm-dev \
+            libgcrypt20-dev \
+            libglib2.0-dev \
+            libglusterfs-dev \
+            libgnutls28-dev \
+            libgtk-3-dev \
+            libibverbs-dev \
+            libiscsi-dev \
+            libjemalloc-dev \
+            libjpeg-turbo8-dev \
+            liblttng-ust-dev \
+            liblzo2-dev \
+            libncursesw5-dev \
+            libnfs-dev \
+            libnuma-dev \
+            libpam0g-dev \
+            libpcre2-dev \
+            libpixman-1-dev \
+            libpmem-dev \
+            libpng-dev \
+            libpulse-dev \
+            librbd-dev \
+            librdmacm-dev \
+            libsasl2-dev \
+            libsdl2-dev \
+            libsdl2-image-dev \
+            libseccomp-dev \
+            libselinux1-dev \
+            libslirp-dev \
+            libsnappy-dev \
+            libspice-protocol-dev \
+            libspice-server-dev \
+            libssh-dev \
+            libsystemd-dev \
+            libtasn1-6-dev \
+            libtest-harness-perl \
+            libubsan1 \
+            libudev-dev \
+            libusb-1.0-0-dev \
+            libusbredirhost-dev \
+            libvdeplug-dev \
+            libvirglrenderer-dev \
+            libvte-2.91-dev \
+            libxen-dev \
+            libxml2-dev \
+            libzstd-dev \
+            llvm \
+            locales \
+            make \
+            multipath-tools \
+            ncat \
+            nettle-dev \
+            ninja-build \
+            openssh-client \
+            perl-base \
+            pkgconf \
+            python3 \
+            python3-numpy \
+            python3-opencv \
+            python3-pillow \
+            python3-pip \
+            python3-setuptools \
+            python3-sphinx \
+            python3-sphinx-rtd-theme \
+            python3-venv \
+            python3-wheel \
+            python3-yaml \
+            rpm2cpio \
+            sed \
+            sparse \
+            systemtap-sdt-dev \
+            tar \
+            tesseract-ocr \
+            tesseract-ocr-eng \
+            texinfo \
+            xfslibs-dev \
+            zlib1g-dev && \
+    eatmydata apt-get autoremove -y && \
+    eatmydata apt-get autoclean -y && \
+    sed -Ei 's,^# (en_US\.UTF-8 .*)$,\1,' /etc/locale.gen && \
+    dpkg-reconfigure locales && \
+    dpkg-query --showformat '${Package}_${Version}_${Architecture}\n' --show > /packages.txt && \
+    mkdir -p /usr/libexec/ccache-wrappers && \
+    ln -s /usr/bin/ccache /usr/libexec/ccache-wrappers/c++ && \
+    ln -s /usr/bin/ccache /usr/libexec/ccache-wrappers/cc && \
+    ln -s /usr/bin/ccache /usr/libexec/ccache-wrappers/clang && \
+    ln -s /usr/bin/ccache /usr/libexec/ccache-wrappers/g++ && \
+    ln -s /usr/bin/ccache /usr/libexec/ccache-wrappers/gcc
+
+RUN pip3 install \
+         meson==0.56.0
+
+ENV LANG "en_US.UTF-8"
+ENV MAKE "/usr/bin/make"
+ENV NINJA "/usr/bin/ninja"
+ENV PYTHON "/usr/bin/python3"
+ENV CCACHE_WRAPPERSDIR "/usr/libexec/ccache-wrappers"
 # Apply patch https://reviews.llvm.org/D75820
 # This is required for TSan in clang-10 to compile with QEMU.
 RUN sed -i 's/^const/static const/g' /usr/lib/llvm-10/lib/clang/10.0.0/include/sanitizer/tsan_interface.h
diff --git a/tests/lcitool/refresh b/tests/lcitool/refresh
index 1e30674d67..310bad1315 100755
--- a/tests/lcitool/refresh
+++ b/tests/lcitool/refresh
@@ -65,12 +65,19 @@ ubuntu1804_skipssh = [
    "ENV QEMU_CONFIGURE_OPTS --disable-libssh\n"
 ]
 
+ubuntu2004_tsanhack = [
+   "# Apply patch https://reviews.llvm.org/D75820\n",
+   "# This is required for TSan in clang-10 to compile with QEMU.\n",
+   "RUN sed -i 's/^const/static const/g' /usr/lib/llvm-10/lib/clang/10.0.0/include/sanitizer/tsan_interface.h\n"
+]
+
 try:
    generate_dockerfile("centos8", "centos-8")
    generate_dockerfile("fedora", "fedora-35")
    generate_dockerfile("ubuntu1804", "ubuntu-1804",
                        trailer="".join(ubuntu1804_skipssh))
-
+   generate_dockerfile("ubuntu2004", "ubuntu-2004",
+                       trailer="".join(ubuntu2004_tsanhack))
    sys.exit(0)
 except Exception as ex:
    print(str(ex), file=sys.stderr)
