diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9e25a909..e255fe6e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -557,9 +557,8 @@ jobs:
         if: ${{ !cancelled() }}
 
   x86_64-macos-native:
-    name: "x86_64: macOS Ventura, Valgrind"
-    # See: https://github.com/actions/runner-images#available-images.
-    runs-on: macos-13
+    name: "x86_64: macOS Sequoia, Valgrind"
+    runs-on: macos-15-intel
 
     env:
       CC: 'clang'