diff --git a/.github/workflows/testflight.yml b/.github/workflows/testflight.yml
index 8174a5aab9..b578e1c3d8 100644
--- a/.github/workflows/testflight.yml
+++ b/.github/workflows/testflight.yml
@@ -3,6 +3,7 @@ on:
   push:
     branches:
       - main
+      - antonis/tesflight-sample-xcode-version
 
   pull_request:
     paths:
@@ -14,12 +15,14 @@ jobs:
 
   upload_to_testflight:
     name: Build and Upload React Native Sample to Testflight
-    runs-on: macos-15
+    runs-on: macos-26
     needs: [diff_check]
     if: ${{ needs.diff_check.outputs.skip_ci != 'true' }}
     steps:
       - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6
-      - run: sudo xcode-select -s /Applications/Xcode_16.4.app/Contents/Developer
+      - run: sudo xcode-select -s /Applications/Xcode_26.1.1.app/Contents/Developer
+      - name: Clean MetalToolchain to fix Swift compatibility libraries
+        run: sudo rm -rf /var/run/com.apple.security.cryptexd/mnt/com.apple.MobileAsset.MetalToolchain*/Metal.xctoolchain
       - uses: ruby/setup-ruby@v1
         with:
           working-directory: samples/react-native