diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 90d1c82..9fcc04d 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -13,7 +13,7 @@ on:
 jobs:
   build:
 
-    runs-on: macos-15
+    runs-on: macos-26
 
     steps:
     - name: Checkout the code
diff --git a/.github/workflows/deploy-docs.yml b/.github/workflows/deploy-docs.yml
index e688a2a..3d120ee 100644
--- a/.github/workflows/deploy-docs.yml
+++ b/.github/workflows/deploy-docs.yml
@@ -14,7 +14,7 @@ permissions:
 jobs:
   deploy_docs:
 
-    runs-on: macos-15
+    runs-on: macos-26
 
     environment:
       name: github-pages