diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 991fc48d..051015a8 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -41,9 +41,9 @@ jobs:
           - "manylinux_2_28-wheel-build"
         include:
           - image: "manylinux2014-wheel-build"
-            test-image: "ubuntu-22.04-jammy-amd64"
+            test-image: "ubuntu-24.04-noble-amd64"
           - image: "manylinux_2_28-wheel-build"
-            test-image: "ubuntu-22.04-jammy-amd64"
+            test-image: "ubuntu-24.04-noble-amd64"
           - image: "ubuntu-22.04-jammy-arm64v8"
             qemu-arch: "aarch64"
           - image: "ubuntu-24.04-noble-ppc64le"
diff --git a/manylinux2014-wheel-build/Makefile b/manylinux2014-wheel-build/Makefile
index 44ebf5d7..87aedc21 100644
--- a/manylinux2014-wheel-build/Makefile
+++ b/manylinux2014-wheel-build/Makefile
@@ -3,7 +3,7 @@ TARGET := $(notdir $(WD))
 ROOT := $(abspath $(WD)/../Pillow)
 IMAGENAME := $(if $(DOCKER_USERNAME), $(DOCKER_USERNAME)/$(TARGET), $(TARGET))
 BRANCH := $(shell git rev-parse --abbrev-ref HEAD)
-TEST_TARGET = ubuntu-22.04-jammy-amd64
+TEST_TARGET = ubuntu-24.04-noble-amd64
 TEST_IMAGE := $(if $(DOCKER_USERNAME), $(DOCKER_USERNAME)/$(TEST_TARGET):$(BRANCH), pythonpillow/$(TEST_TARGET):main)
 
 .PHONY: build
@@ -32,8 +32,8 @@ wheel:
 	_PYVER=312 $(MAKE) wheel
 
 .PHONY: test
-test: 310
-	docker run --rm -v $(ROOT):/Pillow -v `pwd`/out:/output $(TEST_IMAGE) sh -c "/vpy3/bin/pip install /output/*cp310-manylinux_2_17_x86_64.manylinux2014_x86_64.whl && cd /Pillow && /vpy3/bin/python selftest.py && /usr/bin/xvfb-run -a /vpy3/bin/pytest -vx"
+test: 312
+	docker run --rm -v $(ROOT):/Pillow -v `pwd`/out:/output $(TEST_IMAGE) sh -c "/vpy3/bin/pip install /output/*cp312-manylinux_2_17_x86_64.manylinux2014_x86_64.whl && cd /Pillow && /vpy3/bin/python selftest.py && /usr/bin/xvfb-run -a /vpy3/bin/pytest -vx"
 
 .PHONY: push
 push:
diff --git a/manylinux2014-wheel-build/README.md b/manylinux2014-wheel-build/README.md
index 1af8ca53..6e0c591e 100644
--- a/manylinux2014-wheel-build/README.md
+++ b/manylinux2014-wheel-build/README.md
@@ -16,7 +16,7 @@ symbols for debugging with Valgrind/GDB.
 
 The Makefile has several new commands:
 
-* make wheel: Makes a Python 3.10 manylinux2014 wheel, and puts it in the
+* make wheel: Makes a Python 3.12 manylinux2014 wheel, and puts it in the
 ./out directory.
 * make 38|39|310|311|312: These are specific commands to make
 the corresponding 3.x version in the ./out directory.
diff --git a/manylinux2014-wheel-build/build.sh b/manylinux2014-wheel-build/build.sh
index 3d8a083a..312684ef 100755
--- a/manylinux2014-wheel-build/build.sh
+++ b/manylinux2014-wheel-build/build.sh
@@ -16,9 +16,9 @@ fi
 # not strictly necessary, unless running multiple versions from the shell
 rm -f /tmp/*.whl || true
 
-# Python version, as 38,39,310,311,312. Defaults to 310.
+# Python version, as 38,39,310,311,312. Defaults to 312.
 # Matches the naming in /opt/python/
-PYVER=${1:-310}
+PYVER=${1:-312}
 PYBIN=$(echo /opt/python/cp${PYVER}*/bin)
 
 # We have to clean up the Pillow directories, otherwise we might get
diff --git a/manylinux_2_28-wheel-build/Makefile b/manylinux_2_28-wheel-build/Makefile
index 0cd94f59..f61fa4f4 100644
--- a/manylinux_2_28-wheel-build/Makefile
+++ b/manylinux_2_28-wheel-build/Makefile
@@ -3,7 +3,7 @@ TARGET := $(notdir $(WD))
 ROOT := $(abspath $(WD)/../Pillow)
 IMAGENAME := $(if $(DOCKER_USERNAME), $(DOCKER_USERNAME)/$(TARGET), $(TARGET))
 BRANCH := $(shell git rev-parse --abbrev-ref HEAD)
-TEST_TARGET = ubuntu-22.04-jammy-amd64
+TEST_TARGET = ubuntu-24.04-noble-amd64
 TEST_IMAGE := $(if $(DOCKER_USERNAME), $(DOCKER_USERNAME)/$(TEST_TARGET):$(BRANCH), pythonpillow/$(TEST_TARGET):main)
 
 .PHONY: build
@@ -32,8 +32,8 @@ wheel:
 	_PYVER=312 $(MAKE) wheel
 
 .PHONY: test
-test: 310
-	docker run --rm -v $(ROOT):/Pillow -v `pwd`/out:/output $(TEST_IMAGE) sh -c "/vpy3/bin/pip install /output/*cp310-manylinux_2_28_x86_64.whl && cd /Pillow && /vpy3/bin/python selftest.py && /usr/bin/xvfb-run -a /vpy3/bin/pytest -vx"
+test: 312
+	docker run --rm -v $(ROOT):/Pillow -v `pwd`/out:/output $(TEST_IMAGE) sh -c "/vpy3/bin/pip install /output/*cp312-manylinux_2_28_x86_64.whl && cd /Pillow && /vpy3/bin/python selftest.py && /usr/bin/xvfb-run -a /vpy3/bin/pytest -vx"
 
 .PHONY: push
 push:
diff --git a/manylinux_2_28-wheel-build/README.md b/manylinux_2_28-wheel-build/README.md
index dffa2607..2b5460b5 100644
--- a/manylinux_2_28-wheel-build/README.md
+++ b/manylinux_2_28-wheel-build/README.md
@@ -16,7 +16,7 @@ symbols for debugging with Valgrind/GDB.
 
 The Makefile has several new commands:
 
-* make wheel: Makes a Python 3.10 manylinux_2_28 wheel, and puts it in the
+* make wheel: Makes a Python 3.12 manylinux_2_28 wheel, and puts it in the
 ./out directory.
 * make 38|39|310|311|312: These are specific commands to make
 the corresponding 3.x version in the ./out directory.
diff --git a/manylinux_2_28-wheel-build/build.sh b/manylinux_2_28-wheel-build/build.sh
index 3d8a083a..312684ef 100755
--- a/manylinux_2_28-wheel-build/build.sh
+++ b/manylinux_2_28-wheel-build/build.sh
@@ -16,9 +16,9 @@ fi
 # not strictly necessary, unless running multiple versions from the shell
 rm -f /tmp/*.whl || true
 
-# Python version, as 38,39,310,311,312. Defaults to 310.
+# Python version, as 38,39,310,311,312. Defaults to 312.
 # Matches the naming in /opt/python/
-PYVER=${1:-310}
+PYVER=${1:-312}
 PYBIN=$(echo /opt/python/cp${PYVER}*/bin)
 
 # We have to clean up the Pillow directories, otherwise we might get