diff --git a/.github/workflows/c.yaml b/.github/workflows/c.yaml
index 7d20d4c9b..376866a39 100644
--- a/.github/workflows/c.yaml
+++ b/.github/workflows/c.yaml
@@ -82,7 +82,7 @@ jobs:
 
   macos:
     name: macOS
-    runs-on: macos-12
+    runs-on: macos-13
     steps:
       - uses: actions/checkout@v4
         with:
diff --git a/.github/workflows/rust.yaml b/.github/workflows/rust.yaml
index 05af48c92..5436b42ea 100644
--- a/.github/workflows/rust.yaml
+++ b/.github/workflows/rust.yaml
@@ -69,7 +69,7 @@ jobs:
       matrix:
         os:
           - ubuntu-20.04
-          - macos-12
+          - macos-13
           - windows-2022
     runs-on: ${{ matrix.os }}
     steps: