diff --git a/.github/workflows/continuous_integration.yml b/.github/workflows/continuous_integration.yml
index 541a5f5..f8047d5 100644
--- a/.github/workflows/continuous_integration.yml
+++ b/.github/workflows/continuous_integration.yml
@@ -10,7 +10,7 @@ on:
 jobs:
   sonarcloud:
     name: Unit-Tests
-    runs-on: macos-14
+    runs-on: macos-15
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -25,15 +25,13 @@ jobs:
         run: brew link --overwrite swiftlint || brew install swiftlint
 
       - name: Set up XCode 
-        run: sudo xcode-select --switch /Applications/Xcode_15.0.app
+        run: sudo xcode-select --switch /Applications/Xcode_26.0.app
       
       - name: Bundle Install
         run: bundle install
       
       - name: Unit tests
         run: bundle exec fastlane unit_tests
-        env:
-          SLACK_WEBHOOK: ${{ secrets.SLACK_WEBHOOK }}
       
       - name: Code Coverage
         run: bundle exec fastlane coverage
diff --git a/.github/workflows/prepare_release.yml b/.github/workflows/prepare_release.yml
index edecd2c..0bb0e48 100644
--- a/.github/workflows/prepare_release.yml
+++ b/.github/workflows/prepare_release.yml
@@ -16,7 +16,7 @@ on:
 jobs:
   build-and-release:
     if: github.ref == 'refs/heads/main'
-    runs-on: macos-14
+    runs-on: macos-15
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -25,7 +25,7 @@ jobs:
         run: brew link --overwrite swiftlint || brew install swiftlint
 
       - name: Set up XCode 
-        run: sudo xcode-select --switch /Applications/Xcode_15.0.app
+        run: sudo xcode-select --switch /Applications/Xcode_26.0.app
 
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
diff --git a/.github/workflows/release_and_publish.yml b/.github/workflows/release_and_publish.yml
index 398321c..12122fb 100644
--- a/.github/workflows/release_and_publish.yml
+++ b/.github/workflows/release_and_publish.yml
@@ -9,7 +9,7 @@ on:
 jobs:
   post-merge:
     if: contains(github.event.pull_request.labels.*.name, 'release') && github.event.pull_request.merged == true
-    runs-on: macos-14
+    runs-on: macos-15
 
     steps:
     - name: Checkout Repository
diff --git a/fastlane/Fastfile b/fastlane/Fastfile
index 0bd62e7..e15109c 100644
--- a/fastlane/Fastfile
+++ b/fastlane/Fastfile
@@ -18,8 +18,7 @@ default_platform(:ios)
 platform :ios do
   desc "Lane to run the unit tests"
   lane :unit_tests do
-    run_tests(scheme: "OSInAppBrowserLib",
-      slack_url: ENV['SLACK_WEBHOOK'])
+    run_tests(device: "iPhone 17", scheme: "OSInAppBrowserLib")
   end
 
   desc "Code coverage"