diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b22215b6..1a3288b9 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -96,7 +96,7 @@ jobs:
               -DCMAKE_CXX_COMPILER:STRING=clang++-10
               -DMUJOCO_HARDEN:BOOL=ON
             tmpdir: "/tmp"
-          - os: macos-12
+          - os: macos-13
             cmake_args: >-
               -G Ninja
               -DMUJOCO_HARDEN:BOOL=ON