diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b7047630..77deff30 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -87,7 +87,7 @@ jobs:
 
   mac-image:
     name: MAC
-    runs-on: macos-15-intel
+    runs-on: macos-26-intel
     timeout-minutes: 90
 
     steps:
@@ -173,7 +173,7 @@ jobs:
 
   mac-arm64-image:
     name: MAC-arm64
-    runs-on: macos-15
+    runs-on: macos-26
     timeout-minutes: 90
 
     steps: