diff --git a/.github/workflows/basic-tests.yml b/.github/workflows/basic-tests.yml
index 721ef3584..3729789df 100644
--- a/.github/workflows/basic-tests.yml
+++ b/.github/workflows/basic-tests.yml
@@ -9,7 +9,7 @@ jobs:
   tests-qt:
     strategy:
       matrix:
-        os: [ubuntu-latest, macos-latest, windows-latest]
+        os: [ubuntu-latest, macos-13, windows-latest]
         python-version: ['3.8', '3.11']
         qt-api: ['pyqt5', 'pyside2', 'pyside6']
         exclude:
diff --git a/.github/workflows/bleeding-edge-tests.yml b/.github/workflows/bleeding-edge-tests.yml
index 45a07d3e3..baabc64c7 100644
--- a/.github/workflows/bleeding-edge-tests.yml
+++ b/.github/workflows/bleeding-edge-tests.yml
@@ -13,7 +13,7 @@ jobs:
   test:
     strategy:
       matrix:
-        os: [ubuntu-latest, macos-latest, windows-latest]
+        os: [ubuntu-latest, macos-13, windows-latest]
         python-version: ['3.11']
         qt-api: ['pyside6']
       fail-fast: false
diff --git a/.github/workflows/full-qt-tests.yml b/.github/workflows/full-qt-tests.yml
index fed7bd4ae..c4af6ffd7 100644
--- a/.github/workflows/full-qt-tests.yml
+++ b/.github/workflows/full-qt-tests.yml
@@ -13,7 +13,7 @@ jobs:
   test:
     strategy:
       matrix:
-        os: [ubuntu-latest, macos-latest, windows-latest]
+        os: [ubuntu-latest, macos-13, windows-latest]
         python-version: ['3.7', '3.8', '3.9', '3.10', '3.11']
         qt-api: ['pyqt5', 'pyside2', 'pyside6']
         exclude:
diff --git a/.github/workflows/full-wx-tests.yml b/.github/workflows/full-wx-tests.yml
index 78f4eeaca..0f30b718d 100644
--- a/.github/workflows/full-wx-tests.yml
+++ b/.github/workflows/full-wx-tests.yml
@@ -10,7 +10,7 @@ jobs:
   test:
     strategy:
       matrix:
-        os: [ubuntu-latest, macos-latest, windows-latest]
+        os: [ubuntu-latest, macos-13, windows-latest]
         python-version: ['3.7', '3.8', '3.9', '3.10', '3.11']
       fail-fast: false
 
diff --git a/.github/workflows/test-with-edm.yml b/.github/workflows/test-with-edm.yml
index 7ffab939f..9e4ade4a9 100644
--- a/.github/workflows/test-with-edm.yml
+++ b/.github/workflows/test-with-edm.yml
@@ -20,7 +20,7 @@ jobs:
   test-with-edm:
     strategy:
       matrix:
-        os: [ubuntu-latest, macos-latest, windows-latest]
+        os: [ubuntu-latest, macos-13, windows-latest]
         toolkit: ['pyqt5', 'pyside2', 'pyside6']
         python-version: ['3.8']
         include: