diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 583249172..358b70000 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -19,7 +19,7 @@ jobs:
           - platform: linux-aarch64
             os: ubuntu-24.04-arm
           - platform: osx-64
-            os: macos-13
+            os: macos-15-intel
           - platform: osx-arm64
             os: macos-14
 
@@ -33,11 +33,14 @@ jobs:
         uses: prefix-dev/setup-pixi@v0.8.1
         with:
           pixi-version: v0.59.0
-          cache: false
+          run-install: false
 
       - name: Build packages
         run: pixi build --output-dir dist
 
+      - name: Install rattler-build
+        run: pixi global install rattler-build
+
       - name: Test packages
         run: |
           for pkg in dist/*.conda; do