diff --git a/docker/Dockerfile-alpine-320 b/docker/Dockerfile-alpine-320
index ca233ca..260f405 100644
--- a/docker/Dockerfile-alpine-320
+++ b/docker/Dockerfile-alpine-320
@@ -5,7 +5,7 @@ ENV TZ="Europe/Berlin"
 
 # Background: JAGS needs lapack & lapack-dev but these conflict with openblas-dev which is required by R-dev
 # Solution: first compile JAGS, then remove lapack & lapack-dev again
-RUN apk add -q --no-cache curl tar make lapack lapack-dev blas blas-dev gcc gfortran g++ htop git
+RUN apk add -q --no-cache curl tar make lapack lapack-dev blas blas-dev gcc gfortran g++ htop git libxml2-dev
 
 ### CUSTOM DEPENDENCIES 
 # These usually are not packaged in OS repositories and need to be installed from source
@@ -30,6 +30,7 @@ RUN apk add --allow-untrusted r-4.4.1_1_$(arch).apk && rm r-4.4.1_1_$(arch).apk
 RUN R -q -e 'install.packages("remotes", repo = "cloud.r-project.org"); remotes::install_github("pat-s/pak@alpine")'
 
 COPY . .
+RUN apk add libxml2-dev
 # FIXME: switch to pak after https://github.com/r-lib/pak/issues/628
 RUN export ARCH=$(echo $(uname -m | sed -e 's/x86_64/amd64/' -e 's/aarch64/arm64/')) && \
  R -q -e 'Sys.setenv(PKG_SYSREQS = TRUE, PKG_SYSREQS_VERBOSE = TRUE); options(Ncpus = 4, repos = structure(c(devxy = sprintf("https://cran.devxy.io/%s/alpine320/latest", Sys.getenv("ARCH")), CRAN = "https://cloud.r-project.org"))); install.packages("remotes"); remotes::install_deps()'
diff --git a/docker/Dockerfile-redhat-8 b/docker/Dockerfile-redhat-8
index f6d73cf..878b6ce 100644
--- a/docker/Dockerfile-redhat-8
+++ b/docker/Dockerfile-redhat-8
@@ -6,7 +6,7 @@ ENV TZ="Europe/Berlin"
 
 RUN subscription-manager register --username mail@devxy.io --password "$RED_HAT_DEV_PW" && subscription-manager repos --enable codeready-builder-for-rhel-8-aarch64-rpms
 RUN dnf install -y https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm && dnf install -y epel-release
-RUN dnf install -y -q make lapack-devel git gcc gcc-c++ fontconfig-devel fribidi-devel libjpeg-turbo-devel libtiff-devel postgresql-devel htop libgit2-devel
+RUN dnf install -y -q make lapack-devel git gcc gcc-c++ fontconfig-devel fribidi-devel libjpeg-turbo-devel libtiff-devel postgresql-devel htop libgit2-devel libxml2-devel
 RUN dnf install -y -q https://dl.fedoraproject.org/pub/epel/8/Everything/aarch64/Packages/h/hiredis-0.13.3-13.el8.aarch64.rpm && dnf install -y -q https://dl.fedoraproject.org/pub/epel/8/Everything/aarch64/Packages/c/ccache-3.7.7-1.el8.aarch64.rpm
 
 ### CUSTOM DEPENDENCIES 
diff --git a/docker/Dockerfile-redhat-9 b/docker/Dockerfile-redhat-9
index ce4239f..b77508c 100644
--- a/docker/Dockerfile-redhat-9
+++ b/docker/Dockerfile-redhat-9
@@ -7,7 +7,7 @@ ARG GITHUB_PAT
 
 RUN subscription-manager register --username devxy --password "$RED_HAT_DEV_PW" && subscription-manager repos --enable codeready-builder-for-rhel-9-aarch64-rpms
 RUN dnf install -y https://dl.fedoraproject.org/pub/epel/epel-release-latest-9.noarch.rpm && dnf install -y epel-release
-RUN dnf install -y -q lapack-devel git gcc g++ fontconfig-devel fribidi-devel libjpeg-turbo-devel libtiff-devel htop libgit2-devel hiredis ccache libpq-devel
+RUN dnf install -y -q lapack-devel git gcc g++ fontconfig-devel fribidi-devel libjpeg-turbo-devel libtiff-devel htop libgit2-devel hiredis ccache libpq-devel libxml2-devel
 
 ### CUSTOM DEPENDENCIES 
 # These usually are not packaged in OS repositories and need to be installed from source
diff --git a/docker/Dockerfile-ubuntu-2204 b/docker/Dockerfile-ubuntu-2204
index 4bd0336..1d42659 100644
--- a/docker/Dockerfile-ubuntu-2204
+++ b/docker/Dockerfile-ubuntu-2204
@@ -4,7 +4,7 @@ ENV PATH=/opt/R/4.4.1/bin:$PATH
 ENV TZ="Europe/Berlin"
 ENV DEBIAN_FRONTEND=noninteractive 
 
-RUN apt update && apt install -y --no-install-recommends gdebi-core g++ gfortran libbz2-dev libblas-dev libicu-dev liblapack-dev liblzma-dev libpaper-utils libpcre2-dev libtcl8.6 libtk8.6 libxt6 unzip zip zlib1g-dev libpcre3-dev libopenblas-dev curl ca-certificates make ccache htop libgit2-dev git libpq-dev
+RUN apt update && apt install -y --no-install-recommends gdebi-core g++ gfortran libbz2-dev libblas-dev libicu-dev liblapack-dev liblzma-dev libpaper-utils libpcre2-dev libtcl8.6 libtk8.6 libxt6 unzip zip zlib1g-dev libpcre3-dev libopenblas-dev curl ca-certificates make ccache htop libgit2-dev git libpq-dev libxml2-dev
 
 ### CUSTOM DEPENDENCIES 
 # These usually are not packaged in OS repositories and need to be installed from source
diff --git a/docker/Dockerfile-ubuntu-2404 b/docker/Dockerfile-ubuntu-2404
index 87d7d74..a687598 100644
--- a/docker/Dockerfile-ubuntu-2404
+++ b/docker/Dockerfile-ubuntu-2404
@@ -4,7 +4,7 @@ ENV PATH=/opt/R/4.4.1/bin:$PATH
 ENV TZ="Europe/Berlin"
 ENV DEBIAN_FRONTEND=noninteractive 
 
-RUN apt update && apt install -y --no-install-recommends gdebi-core g++ gfortran libbz2-dev libblas-dev libicu-dev liblapack-dev liblzma-dev libpaper-utils libpcre2-dev libtcl8.6 libtk8.6 libxt6 unzip zip zlib1g-dev libpcre3-dev libopenblas-dev curl ca-certificates make ccache htop libgit2-dev git libpq-dev
+RUN apt update && apt install -y --no-install-recommends gdebi-core g++ gfortran libbz2-dev libblas-dev libicu-dev liblapack-dev liblzma-dev libpaper-utils libpcre2-dev libtcl8.6 libtk8.6 libxt6 unzip zip zlib1g-dev libpcre3-dev libopenblas-dev curl ca-certificates make ccache htop libgit2-dev git libpq-dev libxml2-dev
 
 ### CUSTOM DEPENDENCIES 
 # These usually are not packaged in OS repositories and need to be installed from source