diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ebf85c6b..aba67708 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,6 +31,14 @@ jobs:
       with:
         xcode-version: '15.4.0'
 
+    - name: Create config file
+      run: |
+        echo '{
+          "api_key": "${{ secrets.api_key }}",
+          "delivery_token": "${{ secrets.delivery_token }}",
+          "environment": "${{ secrets.environment }}"
+          }' > Tests/config.json
+
     - name: Build and run tests
       run: |
         xcodebuild test \
@@ -62,13 +70,21 @@ jobs:
       uses: maxim-lobanov/setup-xcode@v1
       with:
         xcode-version: '15.4.0'
+    
+    - name: Create config file
+      run: |
+        echo '{
+            "api_key": "${{ secrets.api_key }}",
+            "delivery_token": "${{ secrets.delivery_token }}",
+            "environment": "${{ secrets.environment }}"
+          }' > Tests/config.json
 
     - name: Build and run tests
       run: |
         xcodebuild test \
           -workspace Contentstack.xcworkspace \
           -scheme "Contentstack iOS Tests" \
-          -destination 'platform=iOS Simulator,name=iPhone 14,OS=latest' \
+          -destination 'platform=iOS Simulator,name=iPhone 15,OS=17.2' \
           -sdk iphonesimulator \
           ONLY_ACTIVE_ARCH=NO \
           CODE_SIGNING_ALLOWED=NO
\ No newline at end of file