diff --git a/.azure-pipelines.yaml b/.azure-pipelines.yaml
index 6fde2a0..08b1847 100644
--- a/.azure-pipelines.yaml
+++ b/.azure-pipelines.yaml
@@ -25,7 +25,7 @@ jobs:
         displayName: Install dotnet
         inputs:
           # renovate: datasource=dotnet depName=dotnet-sdk
-          version: 9.0.305
+          version: 9.0.306
 
       - bash: dotnet tool restore && dotnet cake --verbosity=verbose
         displayName: Cake build
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 621ad09..5aaf65b 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -32,7 +32,7 @@ jobs:
         uses: actions/setup-dotnet@v5.0.0
         with:
           # renovate: datasource=dotnet depName=dotnet-sdk
-          dotnet-version: 9.0.305
+          dotnet-version: 9.0.306
 
       - name: Docker login
         if: github.event_name != 'pull_request'
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 6403e2b..c12c95d 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -25,6 +25,6 @@ build:
   script:
     - curl -fsSL https://get.docker.com/ | bash -s
     # renovate: datasource=dotnet depName=dotnet-sdk
-    - curl -fsSL https://dot.net/v1/dotnet-install.sh | bash -s -- --version 9.0.305
+    - curl -fsSL https://dot.net/v1/dotnet-install.sh | bash -s -- --version 9.0.306
     - export DOTNET_ROOT=$HOME/.dotnet && export PATH=$DOTNET_ROOT:$PATH
     - dotnet tool restore && dotnet cake --verbosity=verbose
diff --git a/Dockerfile b/Dockerfile
index 8dd2998..4f3cc21 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # syntax=docker/dockerfile:1
-FROM mcr.microsoft.com/dotnet/sdk:9.0.305-noble
+FROM mcr.microsoft.com/dotnet/sdk:9.0.306-noble
 
 LABEL org.opencontainers.image.source=https://github.com/gitfool/cake-docker
 
@@ -70,7 +70,7 @@ EOF
 RUN <<EOF
     set -ex
     [ "$TARGETARCH" = "amd64" ] && arch="x86_64" || arch="aarch64"
-    version=2.40.0
+    version=2.40.3
     curl -fsSL https://github.com/docker/compose/releases/download/v$version/docker-compose-linux-$arch -o /usr/local/lib/docker/cli-plugins/docker-compose
     chmod +x /usr/local/lib/docker/cli-plugins/docker-compose
     docker compose version