diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 8106c87..ff0a1d6 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -25,7 +25,7 @@ jobs:
         uses: docker/login-action@v2
         with:
           username: ${{ secrets.DOCKER_USERNAME }}
-          password: ${{ secrets.DOCKER_PASSWORD }}
+          password: ${{ secrets.DOCKER_TOKEN }}
       - name: "Build and push cpython container"
         id: docker_build
         uses: docker/build-push-action@v3
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 6c74c82..9140879 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -20,7 +20,7 @@ jobs:
     if: github.event.pull_request.draft == false
     runs-on: ubuntu-latest
     container:
-      image: faasm/cpython:0.2.3
+      image: faasm/cpython:0.2.4
     steps:
       - name: "Fetch code"
         uses: actions/checkout@v3
@@ -41,7 +41,7 @@ jobs:
       REDIS_QUEUE_HOST: redis
       REDIS_STATE_HOST: redis
     container:
-      image: faasm/cpython:0.2.3
+      image: faasm/cpython:0.2.4
     services:
       redis:
         image: redis
diff --git a/Dockerfile b/Dockerfile
index 12f9230..18e7384 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM faasm/cpp-sysroot:0.2.2
+FROM faasm/cpp-sysroot:0.2.3
 ARG FAASM_PYTHON_VERSION
 
 SHELL ["/bin/bash", "-c"]
diff --git a/VERSION b/VERSION
index 7179039..abd4105 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.2.3
+0.2.4
diff --git a/third-party/cpp b/third-party/cpp
index 90cf7f6..3f590b9 160000
--- a/third-party/cpp
+++ b/third-party/cpp
@@ -1 +1 @@
-Subproject commit 90cf7f6feeed3657494b2ad6627701f2254d05e6
+Subproject commit 3f590b9fcc17f7f3716458bc7bbd93eba77a78b4