fix build 1

Author: dplewis

.github/workflows/ci.yml

@@ -9,7 +9,7 @@ on:
       - "**"
 env:
   CI_XCODE_15: /Applications/Xcode_15.4.0.app/Contents/Developer
-  CI_XCODE_16: /Applications/Xcode_16.1.0.app/Contents/Developer
+  CI_XCODE_16: /Applications/Xcode_16.4.0.app/Contents/Developer
 jobs:
   test-xcode:
     env:
@@ -48,7 +48,7 @@ jobs:
             developerDir: CI_XCODE_16
           - name: Core Module, iOS 18
             script: test:ios
-            iosVersion: '18.1'
+            iosVersion: '18.5'
             iosDeviceModel: iPhone 16
             macosVersion: 15
             developerDir: CI_XCODE_16