diff --git a/CMakeLists.txt b/CMakeLists.txt
index 59d85d13..f6e81084 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.11)
 
-project(marblerun VERSION 1.4.0)
+project(marblerun VERSION 1.4.1)
 find_package(OpenEnclave CONFIG REQUIRED)
 
 if (NOT CMAKE_BUILD_TYPE)
diff --git a/dockerfiles/Dockerfile.build-base b/dockerfiles/Dockerfile.build-base
index ea910ee8..10389e7b 100644
--- a/dockerfiles/Dockerfile.build-base
+++ b/dockerfiles/Dockerfile.build-base
@@ -1,4 +1,4 @@
-FROM ubuntu:jammy-20231128
+FROM ubuntu:jammy-20240212
 RUN apt-get update && apt-get install -dy --no-install-recommends \
   build-essential \
   ca-certificates \
diff --git a/dockerfiles/Dockerfile.build-base-focal b/dockerfiles/Dockerfile.build-base-focal
index 19c77515..983eba81 100644
--- a/dockerfiles/Dockerfile.build-base-focal
+++ b/dockerfiles/Dockerfile.build-base-focal
@@ -4,7 +4,7 @@ RUN wget \
   https://github.com/linuxdeploy/linuxdeploy/releases/download/continuous/linuxdeploy-x86_64.AppImage \
   https://github.com/AppImage/type2-runtime/releases/download/continuous/runtime-x86_64
 
-FROM ubuntu:focal-20231128
+FROM ubuntu:focal-20240123
 COPY --from=download /intel-sgx-deb.key /etc/apt/keyrings/intel-sgx-keyring.asc
 COPY --from=download /*-x86_64* /
 RUN apt-get update && apt-get install -y --no-install-recommends ca-certificates \
diff --git a/dockerfiles/Dockerfile.cli b/dockerfiles/Dockerfile.cli
index 723b461e..e3d48907 100644
--- a/dockerfiles/Dockerfile.cli
+++ b/dockerfiles/Dockerfile.cli
@@ -1,4 +1,4 @@
-FROM ghcr.io/edgelesssys/marblerun/build-base-focal:v1.4.0 AS build
+FROM ghcr.io/edgelesssys/marblerun/build-base-focal:v1.4.1 AS build
 
 # don't run `apt-get update` because required packages are cached in build-base for reproducibility
 RUN DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
@@ -12,8 +12,8 @@ RUN DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
   ninja-build \
   wget
 
-ARG erttag=v0.4.1
-ARG mrtag=v1.4.0
+ARG erttag=v0.4.2
+ARG mrtag=v1.4.1
 ARG goversion=1.20.6
 RUN wget -qO- https://go.dev/dl/go${goversion}.linux-amd64.tar.gz | tar -C /usr/local -xz \
   && git clone -b $erttag --depth=1 https://github.com/edgelesssys/edgelessrt \
diff --git a/dockerfiles/Dockerfile.coordinator b/dockerfiles/Dockerfile.coordinator
index 2297c01d..99dd418e 100644
--- a/dockerfiles/Dockerfile.coordinator
+++ b/dockerfiles/Dockerfile.coordinator
@@ -1,4 +1,4 @@
-FROM ghcr.io/edgelesssys/marblerun/build-base:v1.4.0 AS build
+FROM ghcr.io/edgelesssys/marblerun/build-base:v1.4.1 AS build
 
 # don't run `apt-get update` because required packages are cached in build-base for reproducibility
 RUN apt-get install -y --no-install-recommends \
@@ -11,8 +11,8 @@ RUN apt-get install -y --no-install-recommends \
   ninja-build \
   wget
 
-ARG erttag=v0.4.1
-ARG mrtag=v1.4.0
+ARG erttag=v0.4.2
+ARG mrtag=v1.4.1
 ARG goversion=1.20.6
 RUN wget -qO- https://go.dev/dl/go${goversion}.linux-amd64.tar.gz | tar -C /usr/local -xz \
   && git clone -b $erttag --depth=1 https://github.com/edgelesssys/edgelessrt \
@@ -43,7 +43,7 @@ COPY --from=build \
 COPY --from=build /mrbuild/marblerun /marblerun-ubuntu-22.04
 
 # the coordinator container image
-FROM ubuntu:jammy-20231128 AS release
+FROM ubuntu:jammy-20240212 AS release
 ARG PSW_VERSION=2.22.100.3-jammy1
 ARG DCAP_VERSION=1.19.100.3-jammy1
 RUN apt-get update && apt-get install -y --no-install-recommends ca-certificates libcurl4 wget \