diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 60e2af5..14e4727 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -87,25 +87,25 @@ jobs:
           python-version: '3.12'
           numpy-version: '2.0.*'
 
-        - os-image: macos-11
+        - os-image: macos-12
           os-name: mac
           macos-min-version: '10.9'
           python-arch: 'x86_64'
           python-version: '3.9'
           numpy-version: '2.0.*'
-        - os-image: macos-11
+        - os-image: macos-12
           os-name: mac
           macos-min-version: '10.9'
           python-arch: 'x86_64'
           python-version: '3.10'
           numpy-version: '2.0.*'
-        - os-image: macos-11
+        - os-image: macos-12
           os-name: mac
           macos-min-version: '10.9'
           python-arch: 'x86_64'
           python-version: '3.11'
           numpy-version: '2.0.*'
-        - os-image: macos-11
+        - os-image: macos-12
           os-name: mac
           macos-min-version: '10.9'
           python-arch: 'x86_64'
@@ -264,25 +264,25 @@ jobs:
           python-version: '3.12'
           numpy-version: '2.0.*'
 
-        - os-image: macos-11
+        - os-image: macos-12
           os-name: mac
           macos-min-version: '10.9'
           python-arch: 'x86_64'
           python-version: '3.9'
           numpy-version: '2.0.*'
-        - os-image: macos-11
+        - os-image: macos-12
           os-name: mac
           macos-min-version: '10.9'
           python-arch: 'x86_64'
           python-version: '3.10'
           numpy-version: '2.0.*'
-        - os-image: macos-11
+        - os-image: macos-12
           os-name: mac
           macos-min-version: '10.9'
           python-arch: 'x86_64'
           python-version: '3.11'
           numpy-version: '2.0.*'
-        - os-image: macos-11
+        - os-image: macos-12
           os-name: mac
           macos-min-version: '10.9'
           python-arch: 'x86_64'