@@ -138,15 +138,6 @@ jobs:
     steps:
       - uses: actions/checkout@v6
 
-      - name: Set up Xcode
-        # GitHub recommends explicitly selecting the desired Xcode version:
-        # https://github.com/actions/runner-images/issues/12541#issuecomment-3083850140
-        # This became a necessity as a result of
-        # https://github.com/actions/runner-images/issues/12541 and
-        # https://github.com/actions/runner-images/issues/12751.
-        run: |
-          sudo xcode-select --switch /Applications/Xcode_16.4.app
-
       - name: Get build artifact
         uses: actions/download-artifact@v8.0.1
         with:
@@ -189,9 +180,9 @@ jobs:
         platform: ["iOS", "tvOS", "visionOS"]
         include:
           - platform: "iOS"
-            testbed-args: '--simulator "iPhone 17e,arch=arm64,OS=26.4"'
+            testbed-args: '--simulator "iPhone 17e,arch=arm64,OS=26.4.1"'
           - platform: "visionOS"
-            testbed-args: '--simulator "Apple Vision Pro,arch=arm64,OS=26.4"'
+            testbed-args: '--simulator "Apple Vision Pro,arch=arm64,OS=26.4.1"'
 
     steps:
       - uses: actions/checkout@v6