diff --git a/README.md b/README.md
index f229a0b62..a4536edeb 100644
--- a/README.md
+++ b/README.md
@@ -27,12 +27,13 @@ Key features of Edgeless RT are:
 If you're on Ubuntu 20.04, 22.04, or 24.04 (experimental) and don't want to build the SDK yourself, you can install the binary release:
 
 ```bash
+ERT_VER=0.x.x  # replace with latest version
 sudo mkdir -p /etc/apt/keyrings
 wget -qO- https://download.01.org/intel-sgx/sgx_repo/ubuntu/intel-sgx-deb.key | sudo tee /etc/apt/keyrings/intel-sgx-keyring.asc > /dev/null
 echo "deb [signed-by=/etc/apt/keyrings/intel-sgx-keyring.asc arch=amd64] https://download.01.org/intel-sgx/sgx_repo/ubuntu $(lsb_release -cs) main" | sudo tee /etc/apt/sources.list.d/intel-sgx.list
 sudo apt update
-ERT_DEB=edgelessrt_0.4.13_amd64_ubuntu-$(lsb_release -rs).deb
-wget https://github.com/edgelesssys/edgelessrt/releases/download/v0.4.13/$ERT_DEB
+ERT_DEB=edgelessrt_$ERT_VER_amd64_ubuntu-$(lsb_release -rs).deb
+wget https://github.com/edgelesssys/edgelessrt/releases/download/v$ERT_VER/$ERT_DEB
 sudo apt install ./$ERT_DEB build-essential cmake libssl-dev
 ```
 
diff --git a/VERSION b/VERSION
index b043aa648..992ac75e2 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-v0.5.0
+v0.5.1
diff --git a/dockerfiles/Dockerfile b/dockerfiles/Dockerfile
index b8f34cf47..e497018ed 100644
--- a/dockerfiles/Dockerfile
+++ b/dockerfiles/Dockerfile
@@ -1,4 +1,4 @@
-FROM ghcr.io/edgelesssys/edgelessrt/build-base:v0.5.0 AS build
+FROM ghcr.io/edgelesssys/edgelessrt/build-base:v0.5.1 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 \
@@ -11,7 +11,7 @@ RUN apt-get install -y --no-install-recommends \
   ninja-build \
   wget
 
-ARG erttag=v0.5.0
+ARG erttag=v0.5.1
 RUN git clone -b $erttag --depth=1 https://github.com/edgelesssys/edgelessrt \
   && mkdir build
 
@@ -26,13 +26,13 @@ FROM scratch AS export
 COPY --from=build /build/edgelessrt_*_amd64_ubuntu-22.04.deb /
 
 
-FROM ubuntu:jammy-20251013 AS release_deploy
+FROM ubuntu:jammy-20260109 AS release_deploy
 LABEL description="Containerized SGX for release"
 
-ARG PSW_VERSION=2.26.100.0-jammy1
-ARG DCAP_VERSION=1.23.100.0-jammy1
+ARG PSW_VERSION=2.27.100.1-jammy1
+ARG DCAP_VERSION=1.24.100.2-jammy1
 RUN apt-get update && apt-get install -y --no-install-recommends ca-certificates libcurl4 wget \
-  && wget -Petc https://github.com/intel/confidential-computing.tee.dcap/raw/DCAP_1.23/QuoteGeneration/qcnl/linux/sgx_default_qcnl_azure.conf \
+  && wget -Petc https://github.com/intel/confidential-computing.tee.dcap/raw/DCAP_1.24/QuoteGeneration/qcnl/linux/sgx_default_qcnl_azure.conf \
   && wget -qO /etc/apt/keyrings/intel-sgx-keyring.asc https://download.01.org/intel-sgx/sgx_repo/ubuntu/intel-sgx-deb.key \
   && echo 'deb [signed-by=/etc/apt/keyrings/intel-sgx-keyring.asc arch=amd64] https://download.01.org/intel-sgx/sgx_repo/ubuntu jammy main' > /etc/apt/sources.list.d/intel-sgx.list \
   && apt-get update && apt-get install -y --no-install-recommends \
diff --git a/dockerfiles/Dockerfile.build-base b/dockerfiles/Dockerfile.build-base
index 65c3670d9..72d596aaa 100644
--- a/dockerfiles/Dockerfile.build-base
+++ b/dockerfiles/Dockerfile.build-base
@@ -1,4 +1,4 @@
-FROM ubuntu:jammy-20251013
+FROM ubuntu:jammy-20260109
 RUN apt-get update && apt-get install -dy --no-install-recommends \
   build-essential \
   ca-certificates \
diff --git a/dockerfiles/Dockerfile.focal b/dockerfiles/Dockerfile.focal
index 7958df315..ba6a896d9 100644
--- a/dockerfiles/Dockerfile.focal
+++ b/dockerfiles/Dockerfile.focal
@@ -11,7 +11,7 @@ RUN DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
   ninja-build \
   wget
 
-ARG erttag=v0.5.0
+ARG erttag=v0.5.1
 RUN git clone -b $erttag --depth=1 https://github.com/edgelesssys/edgelessrt \
   && mkdir build
 
diff --git a/src/meshpremain/go.mod b/src/meshpremain/go.mod
index 1e75c7974..71fe8c2b9 100644
--- a/src/meshpremain/go.mod
+++ b/src/meshpremain/go.mod
@@ -11,7 +11,7 @@ require (
 	github.com/google/uuid v1.6.0 // indirect
 	github.com/spf13/afero v1.11.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
-	go.uber.org/zap v1.27.0 // indirect
+	go.uber.org/zap v1.27.1 // indirect
 	golang.org/x/crypto v0.33.0 // indirect
 	golang.org/x/net v0.35.0 // indirect
 	golang.org/x/sys v0.30.0 // indirect
diff --git a/src/meshpremain/go.sum b/src/meshpremain/go.sum
index fc8bf3fba..fa5d60c66 100644
--- a/src/meshpremain/go.sum
+++ b/src/meshpremain/go.sum
@@ -16,8 +16,8 @@ github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsT
 go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto=
 go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0=
 go.uber.org/multierr v1.11.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
-go.uber.org/zap v1.27.0 h1:aJMhYGrd5QSmlpLMr2MftRKl7t8J8PTZPA732ud/XR8=
-go.uber.org/zap v1.27.0/go.mod h1:GB2qFLM7cTU87MWRP2mPIjqfIDnGu+VIO4V/SdhGo2E=
+go.uber.org/zap v1.27.1 h1:08RqriUEv8+ArZRYSTXy1LeBScaMpVSTBhCeaZYfMYc=
+go.uber.org/zap v1.27.1/go.mod h1:GB2qFLM7cTU87MWRP2mPIjqfIDnGu+VIO4V/SdhGo2E=
 golang.org/x/crypto v0.33.0 h1:IOBPskki6Lysi0lo9qQvbxiQ+FvsCC/YWOecCHAixus=
 golang.org/x/crypto v0.33.0/go.mod h1:bVdXmD7IV/4GdElGPozy6U7lWdRXA4qyRVGJV57uQ5M=
 golang.org/x/net v0.35.0 h1:T5GQRQb2y08kTAByq9L4/bz8cipCdA8FbRTXewonqY8=