diff --git a/.github/workflows/test-mingw.yml b/.github/workflows/test-msys2.yml
similarity index 57%
rename from .github/workflows/test-mingw.yml
rename to .github/workflows/test-msys2.yml
index 09e197e49c5..09d39fcdd42 100644
--- a/.github/workflows/test-mingw.yml
+++ b/.github/workflows/test-msys2.yml
@@ -1,4 +1,4 @@
-name: Test MinGW
+name: Test MSYS2
 
 on:
   push:
@@ -32,11 +32,11 @@ jobs:
       run:
         shell: bash.exe --login -eo pipefail "{0}"
     env:
-      MSYSTEM: MINGW64
+      MSYSTEM: UCRT64
       CHERE_INVOKING: 1
 
     timeout-minutes: 30
-    name: "MinGW"
+    name: "MSYS2 UCRT64"
 
     steps:
       - name: Checkout Pillow
@@ -51,25 +51,25 @@ jobs:
       - name: Install dependencies
         run: |
           pacman -S --noconfirm \
-              mingw-w64-x86_64-freetype \
-              mingw-w64-x86_64-gcc \
-              mingw-w64-x86_64-ghostscript \
-              mingw-w64-x86_64-lcms2 \
-              mingw-w64-x86_64-libavif \
-              mingw-w64-x86_64-libimagequant \
-              mingw-w64-x86_64-libjpeg-turbo \
-              mingw-w64-x86_64-libraqm \
-              mingw-w64-x86_64-libtiff \
-              mingw-w64-x86_64-libwebp \
-              mingw-w64-x86_64-openjpeg2 \
-              mingw-w64-x86_64-python-numpy \
-              mingw-w64-x86_64-python-olefile \
-              mingw-w64-x86_64-python-pip \
-              mingw-w64-x86_64-python-psutil \
-              mingw-w64-x86_64-python-pytest \
-              mingw-w64-x86_64-python-pytest-cov \
-              mingw-w64-x86_64-python-pytest-timeout \
-              mingw-w64-x86_64-python-pyqt6
+              mingw-w64-ucrt-x86_64-freetype \
+              mingw-w64-ucrt-x86_64-gcc \
+              mingw-w64-ucrt-x86_64-ghostscript \
+              mingw-w64-ucrt-x86_64-lcms2 \
+              mingw-w64-ucrt-x86_64-libavif \
+              mingw-w64-ucrt-x86_64-libimagequant \
+              mingw-w64-ucrt-x86_64-libjpeg-turbo \
+              mingw-w64-ucrt-x86_64-libraqm \
+              mingw-w64-ucrt-x86_64-libtiff \
+              mingw-w64-ucrt-x86_64-libwebp \
+              mingw-w64-ucrt-x86_64-openjpeg2 \
+              mingw-w64-ucrt-x86_64-python-numpy \
+              mingw-w64-ucrt-x86_64-python-olefile \
+              mingw-w64-ucrt-x86_64-python-pip \
+              mingw-w64-ucrt-x86_64-python-psutil \
+              mingw-w64-ucrt-x86_64-python-pytest \
+              mingw-w64-ucrt-x86_64-python-pytest-cov \
+              mingw-w64-ucrt-x86_64-python-pytest-timeout \
+              mingw-w64-ucrt-x86_64-python-pyqt6
 
           pushd depends && ./install_extra_test_images.sh && popd
 
@@ -86,4 +86,4 @@ jobs:
         with:
           files: ./coverage.xml
           flags: GHA_Windows
-          name: "MSYS2 MinGW"
+          name: "MSYS2 UCRT64"
diff --git a/.github/workflows/test-skipped.yml b/.github/workflows/test-skipped.yml
index b0490ce9cc3..6e2af975825 100644
--- a/.github/workflows/test-skipped.yml
+++ b/.github/workflows/test-skipped.yml
@@ -4,7 +4,7 @@
 # https://docs.github.com/en/pull-requests/how-tos/merge-and-close-pull-requests/troubleshooting-required-status-checks#handling-skipped-but-required-checks
 #
 # Keep the paths below in sync with the paths-ignore lists in test.yml,
-# test-docker.yml, test-mingw.yml and test-windows.yml.
+# test-docker.yml, test-msys2.yml and test-windows.yml.
 
 name: Test skipped
 
@@ -34,9 +34,9 @@ jobs:
       - name: Success
         run: echo Tests not required for this change
 
-  test-mingw:
+  test-msys2:
     runs-on: ubuntu-slim
-    name: MinGW
+    name: MSYS2
     steps:
       - name: Success
         run: echo Tests not required for this change
diff --git a/README.md b/README.md
index dd6d1d4b6b8..86247418fa1 100644
--- a/README.md
+++ b/README.md
@@ -35,9 +35,9 @@ Development is supported by:
             <a href="https://github.com/python-pillow/Pillow/actions/workflows/test-windows.yml"><img
                 alt="GitHub Actions build status (Test Windows)"
                 src="https://github.com/python-pillow/Pillow/workflows/Test%20Windows/badge.svg"></a>
-            <a href="https://github.com/python-pillow/Pillow/actions/workflows/test-mingw.yml"><img
-                alt="GitHub Actions build status (Test MinGW)"
-                src="https://github.com/python-pillow/Pillow/workflows/Test%20MinGW/badge.svg"></a>
+            <a href="https://github.com/python-pillow/Pillow/actions/workflows/test-msys2.yml"><img
+                alt="GitHub Actions build status (Test MSYS2)"
+                src="https://github.com/python-pillow/Pillow/workflows/Test%20MSYS2/badge.svg"></a>
             <a href="https://github.com/python-pillow/Pillow/actions/workflows/test-docker.yml"><img
                 alt="GitHub Actions build status (Test Docker)"
                 src="https://github.com/python-pillow/Pillow/workflows/Test%20Docker/badge.svg"></a>
diff --git a/docs/index.rst b/docs/index.rst
index 2621ccf372a..c4739271b6b 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -25,9 +25,9 @@ Pillow for enterprise is available via the Tidelift Subscription. `Learn more <h
    :target: https://github.com/python-pillow/Pillow/actions/workflows/test-windows.yml
    :alt: GitHub Actions build status (Test Windows)
 
-.. image:: https://github.com/python-pillow/Pillow/workflows/Test%20MinGW/badge.svg
-   :target: https://github.com/python-pillow/Pillow/actions/workflows/test-mingw.yml
-   :alt: GitHub Actions build status (Test MinGW)
+.. image:: https://github.com/python-pillow/Pillow/workflows/Test%20MSYS2/badge.svg
+   :target: https://github.com/python-pillow/Pillow/actions/workflows/test-msys2.yml
+   :alt: GitHub Actions build status (Test MSYS2)
 
 .. image:: https://github.com/python-pillow/Pillow/workflows/Wheels/badge.svg
    :target: https://github.com/python-pillow/Pillow/actions/workflows/wheels.yml
diff --git a/docs/installation/platform-support.rst b/docs/installation/platform-support.rst
index 3111a6c2d00..3112c4b063a 100644
--- a/docs/installation/platform-support.rst
+++ b/docs/installation/platform-support.rst
@@ -49,7 +49,7 @@ These platforms are built and tested for every change.
 | Windows Server 2025              | 3.12, 3.13, 3.14, 3.15,    | x86-64              |
 |                                  | PyPy3                      |                     |
 |                                  +----------------------------+---------------------+
-|                                  | 3.14 (MinGW)               | x86-64              |
+|                                  | 3.14 (UCRT64)              | x86-64              |
 +----------------------------------+----------------------------+---------------------+