diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 5a9be67..0d44e01 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -34,7 +34,8 @@ jobs:
     strategy:
       matrix:
         os: [windows-latest, ubuntu-latest]
-        python-version: ['3.10', 3.11, 3.12, 3.13, 3.14]
+        # Pin to 3.14.8 to workaround AB#4147280
+        python-version: ['3.10', 3.11, 3.12, 3.13, 3.14.8]
     name: Run unit tests
     uses: ./.github/workflows/run_unit_tests.yml
     with:
diff --git a/.github/workflows/check_examples.yml b/.github/workflows/check_examples.yml
index c13dc3a..aef8f49 100644
--- a/.github/workflows/check_examples.yml
+++ b/.github/workflows/check_examples.yml
@@ -13,7 +13,8 @@ jobs:
     strategy:
       matrix:
         os: [windows-latest, ubuntu-latest, macos-latest]
-        python-version: [3.14]
+        # Pin to 3.14.8 to workaround AB#4147280
+        python-version: [3.14.8]
         example-name: ['overview', 'system']
     runs-on: ${{ matrix.os }}
     steps:
diff --git a/.github/workflows/check_ni_datastore.yml b/.github/workflows/check_ni_datastore.yml
index db96711..6e75695 100644
--- a/.github/workflows/check_ni_datastore.yml
+++ b/.github/workflows/check_ni_datastore.yml
@@ -13,7 +13,8 @@ jobs:
     strategy:
       matrix:
         os: [windows-latest, ubuntu-latest, macos-latest]
-        python-version: ['3.10', 3.14]
+        # Pin to 3.14.8 to workaround AB#4147280
+        python-version: ['3.10', 3.14.8]
     runs-on: ${{ matrix.os }}
     steps:
       - name: Check out repo
diff --git a/.github/workflows/check_utilities.yml b/.github/workflows/check_utilities.yml
index 9e07bfe..c4f216f 100644
--- a/.github/workflows/check_utilities.yml
+++ b/.github/workflows/check_utilities.yml
@@ -13,7 +13,8 @@ jobs:
     strategy:
       matrix:
         os: [windows-latest, ubuntu-latest, macos-latest]
-        python-version: [3.14]
+        # Pin to 3.14.8 to workaround AB#4147280
+        python-version: [3.14.8]
     runs-on: ${{ matrix.os }}
     steps:
       - name: Check out repo