diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3e5c6047..0d0f1694 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -46,11 +46,11 @@ jobs:
             os: "ubuntu-latest"
         include:
           - python-version: "3.5"
-            os: "macos-12"
+            os: "macos-13"
           - python-version: "3.6"
-            os: "macos-12"
+            os: "macos-13"
           - python-version: "3.7"
-            os: "macos-12"
+            os: "macos-13"
           - python-version: "2.7"
             os: "ubuntu-20.04"
           - python-version: "3.5"