diff --git a/.github/workflows/build-snapshot.yml b/.github/workflows/build-snapshot.yml
index adf9808..c1c2139 100644
--- a/.github/workflows/build-snapshot.yml
+++ b/.github/workflows/build-snapshot.yml
@@ -25,7 +25,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Set up QEMU
         id: qemu
diff --git a/.github/workflows/build-tag.yml b/.github/workflows/build-tag.yml
index 2900722..93c1443 100644
--- a/.github/workflows/build-tag.yml
+++ b/.github/workflows/build-tag.yml
@@ -22,7 +22,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Install cosign
         uses: sigstore/cosign-installer@main
diff --git a/Dockerfile b/Dockerfile
index 6b0a218..8aa8c96 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
 ARG VERSION=latest
-FROM tomsquest/docker-radicale:3.5.0.1
+FROM tomsquest/docker-radicale:3.5.7.0
 
 RUN /venv/bin/pip install --upgrade git+https://github.com/Unrud/RadicaleInfCloud