diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 4a968a82..2fbb08ed 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -17,7 +17,7 @@ jobs:
 
   swiftformat:
     name: SwiftFormat & SwiftLint
-    runs-on: macos-15
+    runs-on: macos-26
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       - run: |
@@ -26,14 +26,14 @@ jobs:
 
   check-license-headers:
     name: License Headers
-    runs-on: macos-latest
+    runs-on: macos-26
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       - run: ./Scripts/ensure_license
 
   lint-podspec:
     name: CocoaPods
-    runs-on: macos-15
+    runs-on: macos-26
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       - uses: ruby/setup-ruby@dffb23f65a78bba8db45d387d5ea1bbd6be3ef18 # v1.293.0
diff --git a/.github/workflows/test-workflow.yml b/.github/workflows/test-workflow.yml
index 82372061..72227fcc 100644
--- a/.github/workflows/test-workflow.yml
+++ b/.github/workflows/test-workflow.yml
@@ -7,16 +7,16 @@ on:
 
 jobs:
   test:
-    runs-on: macos-15
+    runs-on: macos-26
     timeout-minutes: 20
 
     steps:
       - name: Checkout Repository
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
 
-      - name: Switch to Xcode 16.4
+      - name: Switch to Xcode 26.2
         run: |
-          sudo xcode-select --switch /Applications/Xcode_16.4.app
+          sudo xcode-select --switch /Applications/Xcode_26.2.app
           echo ""
 
       - name: Display Current Xcode Path
@@ -52,7 +52,7 @@ jobs:
       - name: Create Test Simulator
         run: |
           echo "🔧 Creating new test simulator..."
-          CURRENT_SIMULATOR_UUID=$(xcrun simctl create TestDevice "iPhone 16")
+          CURRENT_SIMULATOR_UUID=$(xcrun simctl create TestDevice "iPhone 17 Pro")
           echo "✅ Created simulator with UUID: $CURRENT_SIMULATOR_UUID"
           echo "CURRENT_SIMULATOR_UUID=$CURRENT_SIMULATOR_UUID" >> $GITHUB_ENV
           echo ""
diff --git a/Samples/MobileBuyIntegration/MobileBuyIntegration/Generated/Schema/SchemaMetadata.graphql.swift b/Samples/MobileBuyIntegration/MobileBuyIntegration/Generated/Schema/SchemaMetadata.graphql.swift
index d1aba0b1..122f34ef 100644
--- a/Samples/MobileBuyIntegration/MobileBuyIntegration/Generated/Schema/SchemaMetadata.graphql.swift
+++ b/Samples/MobileBuyIntegration/MobileBuyIntegration/Generated/Schema/SchemaMetadata.graphql.swift
@@ -25,7 +25,9 @@ extension Storefront {
     typealias MutableInlineFragment = Storefront_MutableInlineFragment
 
     enum SchemaMetadata: ApolloAPI.SchemaMetadata {
-        static let configuration: any ApolloAPI.SchemaConfiguration.Type = SchemaConfiguration.self
+        /// nonisolated(unsafe) is applied manually whilst we're on Apollo v1
+        /// Apollo provides Swift 6 support in v2 - this workaround will be removed then
+        nonisolated(unsafe) static let configuration: any ApolloAPI.SchemaConfiguration.Type = SchemaConfiguration.self
 
         static func objectType(forTypename typename: String) -> ApolloAPI.Object? {
             switch typename {
diff --git a/dev.yml b/dev.yml
index 919bfa19..cd370406 100644
--- a/dev.yml
+++ b/dev.yml
@@ -11,10 +11,11 @@ up:
     - jq
   - ruby
   - xcode:
-      version: "26.0"
+      version: "26.2"
       runtimes:
         ios:
-          - "26.0"
+          - version: 23C54 # 26.2
+            architecture_variant: arm64
   - custom:
       name: Ensure Storefront.xcconfig file
       met?: |