diff --git a/docker/Dockerfile-redhat-8 b/docker/Dockerfile-redhat-8
index 3bfdeff..2f74740 100644
--- a/docker/Dockerfile-redhat-8
+++ b/docker/Dockerfile-redhat-8
@@ -5,8 +5,9 @@ ENV PATH=/opt/R/4.4.1/bin:$PATH
 ENV TZ="Europe/Berlin"
 
 RUN subscription-manager register --username mail@devxy.io --password "$RED_HAT_DEV_PW" && subscription-manager repos --enable codeready-builder-for-rhel-8-aarch64-rpms
+RUN dnf install -y https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm && dnf install -y epel-release
 ### install JAGS (needed for runjags which itself is again a dependency of many packages)
-RUN dnf install -y -q make lapack-devel git gcc gcc-c++ fontconfig-devel fribidi-devel libjpeg-turbo-devel libtiff-devel postgresql-devel
+RUN dnf install -y -q make lapack-devel git gcc gcc-c++ fontconfig-devel fribidi-devel libjpeg-turbo-devel libtiff-devel postgresql-devel htop
 RUN curl -L -O https://sourceforge.net/projects/mcmc-jags/files/JAGS/4.x/Source/JAGS-4.3.2.tar.gz && tar -xzf JAGS-4.3.2.tar.gz && cd JAGS-4.3.2 && ./configure && make && make install && rm -rf  JAGS-4.3.2.tar.gz JAGS-4.3.2 && cd ..
 RUN dnf install -y -q https://dl.fedoraproject.org/pub/epel/8/Everything/aarch64/Packages/h/hiredis-0.13.3-13.el8.aarch64.rpm && dnf install -y -q https://dl.fedoraproject.org/pub/epel/8/Everything/aarch64/Packages/c/ccache-3.7.7-1.el8.aarch64.rpm
 RUN curl -O https://f003.backblazeb2.com/file/devxy-r-builds/el8/R-4.4.1-1-1.aarch64.rpm
diff --git a/docker/Dockerfile-redhat-9 b/docker/Dockerfile-redhat-9
index afa8bed..e80a955 100644
--- a/docker/Dockerfile-redhat-9
+++ b/docker/Dockerfile-redhat-9
@@ -5,10 +5,16 @@ ENV PATH=/opt/R/4.4.1/bin:$PATH
 ENV TZ="Europe/Berlin"
 
 RUN subscription-manager register --username mail@devxy.io --password "$RED_HAT_DEV_PW" && subscription-manager repos --enable codeready-builder-for-rhel-9-aarch64-rpms
-### install JAGS (needed for runjags which itself is again a dependency of many packages)
-RUN dnf install -y -q lapack-devel git gcc g++ fontconfig-devel fribidi-devel libjpeg-turbo-devel libtiff-devel
-RUN curl -L -O https://sourceforge.net/projects/mcmc-jags/files/JAGS/4.x/Source/JAGS-4.3.2.tar.gz && tar -xzf JAGS-4.3.2.tar.gz && cd JAGS-4.3.2 && ./configure && make && make install && rm -rf  JAGS-4.3.2.tar.gz JAGS-4.3.2 && cd ..
+RUN dnf install -y https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm && dnf install -y epel-release
+RUN dnf install -y -q lapack-devel git gcc g++ fontconfig-devel fribidi-devel libjpeg-turbo-devel libtiff-devel htop
 RUN dnf install -y -q https://dl.fedoraproject.org/pub/epel/9/Everything/aarch64/Packages/h/hiredis-1.0.2-2.el9.aarch64.rpm && dnf install -y -q https://dl.fedoraproject.org/pub/epel/9/Everything/aarch64/Packages/c/ccache-4.5.1-2.el9.aarch64.rpm
+
+### CUSTOM DEPENDENCIES 
+# These usually are not packaged in OS repositories and need to be installed from source
+# - JAGS (needed for runjags which itself is again a dependency of many packages)
+RUN curl -L -O https://sourceforge.net/projects/mcmc-jags/files/JAGS/4.x/Source/JAGS-4.3.2.tar.gz && tar -xzf JAGS-4.3.2.tar.gz && cd JAGS-4.3.2 && ./configure && make && make install && rm -rf  JAGS-4.3.2.tar.gz JAGS-4.3.2 && cd ..
+
+### INSTALL R
 RUN curl -O https://f003.backblazeb2.com/file/devxy-r-builds/el9/R-4.4.1-1-1.aarch64.rpm
 RUN dnf install -q -y R-4.4.1-1-1.aarch64.rpm 
 RUN R -q -e 'install.packages("pak", repos = sprintf("https://r-lib.github.io/p/pak/stable/%s/%s/%s", .Platform$pkgType, R.Version()$os, R.Version()$arch))'
diff --git a/docker/Dockerfile-ubuntu-2204 b/docker/Dockerfile-ubuntu-2204
index 4fe55b3..e2b841f 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"
 
 ### install JAGS (needed for runjags which itself is again a dependency of many packages)
-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
+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
 
 RUN curl -L -O https://sourceforge.net/projects/mcmc-jags/files/JAGS/4.x/Source/JAGS-4.3.2.tar.gz && tar -xzf JAGS-4.3.2.tar.gz && cd JAGS-4.3.2 && ./configure && make && make install && rm -rf  JAGS-4.3.2.tar.gz JAGS-4.3.2 && cd ..
 RUN curl -O https://f003.backblazeb2.com/file/devxy-r-builds/2204/r-4.4.1_1_arm64.deb
diff --git a/docker/Dockerfile-ubuntu-2404 b/docker/Dockerfile-ubuntu-2404
index 27124b6..89e8ccf 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"
 
 ### install JAGS (needed for runjags which itself is again a dependency of many packages)
-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
+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
 
 RUN curl -L -O https://sourceforge.net/projects/mcmc-jags/files/JAGS/4.x/Source/JAGS-4.3.2.tar.gz && tar -xzf JAGS-4.3.2.tar.gz && cd JAGS-4.3.2 && ./configure && make && make install && rm -rf  JAGS-4.3.2.tar.gz JAGS-4.3.2 && cd ..
 RUN curl -O https://f003.backblazeb2.com/file/devxy-r-builds/2404/r-4.4.1_1_arm64.deb