diff --git a/.github/workflows/macbuild.yml b/.github/workflows/macbuild.yml
index cbce59c..8176a62 100644
--- a/.github/workflows/macbuild.yml
+++ b/.github/workflows/macbuild.yml
@@ -83,14 +83,14 @@ jobs:
             #./XEngine_StreamMediaApp -t
 
       - name: Upload folder as artifact with mac x64
-        if: matrix.os == 'macos-15-intel'
+        if: matrix.os == 'macos-26-intel'
         uses: actions/upload-artifact@v7
         with:
           name: XEngine_StreamMediaApp-Mac_x86_64
           path: XEngine_Release/
           retention-days: 1
       - name: Upload folder as artifact with mac arm
-        if: matrix.os == 'macos-15'
+        if: matrix.os == 'macos-26'
         uses: actions/upload-artifact@v7
         with:
           name: XEngine_StreamMediaApp-Mac_Arm64
diff --git a/CHANGELOG b/CHANGELOG
index 26d2dd6..7f6e612 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,7 @@ XEngine_StreamMedia V2.15.0.1001
 
 ci:mint系统错误修正
 ci:更新fedora 44支持并且删除了41
+ci:更新MACOS系统为26版本
 更新:依赖库
 修改:统一vs 的运行库
 修改:codeql 扫描的问题修正
@@ -9,6 +10,7 @@ ci:更新fedora 44支持并且删除了41
 
 ci:fix mint system is incorrect
 ci:update fedora 44 support and delete 41
+ci:update macos system to 26 version build
 update:depend library
 modify:vs c runtime unified
 modify:codeql scan problem fix