diff --git a/.github/workflows/test-docker.yml b/.github/workflows/test-docker.yml
index 8f4a4d09009..c53f23a9f28 100644
--- a/.github/workflows/test-docker.yml
+++ b/.github/workflows/test-docker.yml
@@ -36,8 +36,8 @@ jobs:
         docker: [
           # Run slower jobs first to give them a headstart and reduce waiting time
           ubuntu-22.04-jammy-arm64v8,
-          ubuntu-22.04-jammy-ppc64le,
-          ubuntu-22.04-jammy-s390x,
+          ubuntu-24.04-noble-ppc64le,
+          ubuntu-24.04-noble-s390x,
           # Then run the remainder
           alpine,
           amazon-2-amd64,
@@ -52,14 +52,15 @@ jobs:
           gentoo,
           ubuntu-20.04-focal-amd64,
           ubuntu-22.04-jammy-amd64,
+          ubuntu-24.04-noble-amd64,
         ]
         dockerTag: [main]
         include:
           - docker: "ubuntu-22.04-jammy-arm64v8"
             qemu-arch: "aarch64"
-          - docker: "ubuntu-22.04-jammy-ppc64le"
+          - docker: "ubuntu-24.04-noble-ppc64le"
             qemu-arch: "ppc64le"
-          - docker: "ubuntu-22.04-jammy-s390x"
+          - docker: "ubuntu-24.04-noble-s390x"
             qemu-arch: "s390x"
 
     name: ${{ matrix.docker }}
@@ -81,8 +82,8 @@ jobs:
 
     - name: Docker build
       run: |
-        # The Pillow user in the docker container is UID 1000
-        sudo chown -R 1000 $GITHUB_WORKSPACE
+        # The Pillow user in the docker container is UID 1001
+        sudo chown -R 1001 $GITHUB_WORKSPACE
         docker run --name pillow_container  -v $GITHUB_WORKSPACE:/Pillow pythonpillow/${{ matrix.docker }}:${{ matrix.dockerTag }}
         sudo chown -R runner $GITHUB_WORKSPACE
 
diff --git a/.github/workflows/test-valgrind.yml b/.github/workflows/test-valgrind.yml
index 59bb958ec1c..63aec586b79 100644
--- a/.github/workflows/test-valgrind.yml
+++ b/.github/workflows/test-valgrind.yml
@@ -50,7 +50,7 @@ jobs:
 
     - name: Build and Run Valgrind
       run: |
-        # The Pillow user in the docker container is UID 1000
-        sudo chown -R 1000 $GITHUB_WORKSPACE
+        # The Pillow user in the docker container is UID 1001
+        sudo chown -R 1001 $GITHUB_WORKSPACE
         docker run --name pillow_container -e "PILLOW_VALGRIND_TEST=true" -v $GITHUB_WORKSPACE:/Pillow pythonpillow/${{ matrix.docker }}:${{ matrix.dockerTag }}
         sudo chown -R runner $GITHUB_WORKSPACE
diff --git a/docs/installation/platform-support.rst b/docs/installation/platform-support.rst
index 02c4093564c..ed25d33a6f3 100644
--- a/docs/installation/platform-support.rst
+++ b/docs/installation/platform-support.rst
@@ -47,7 +47,9 @@ These platforms are built and tested for every change.
 | Ubuntu Linux 22.04 LTS (Jammy)   | 3.8, 3.9, 3.10, 3.11,      | x86-64              |
 |                                  | 3.12, 3.13, PyPy3          |                     |
 |                                  +----------------------------+---------------------+
-|                                  | 3.10                       | arm64v8, ppc64le,   |
+|                                  | 3.10                       | arm64v8             |
++----------------------------------+----------------------------+---------------------+
+| Ubuntu Linux 24.04 LTS (Noble)   | 3.12                       | x86-64, ppc64le,    |
 |                                  |                            | s390x               |
 +----------------------------------+----------------------------+---------------------+
 | Windows Server 2016              | 3.8                        | x86-64              |