diff --git a/.github/workflows/android-ci.yml b/.github/workflows/android-ci.yml
index 7688e7d..94dd6ab 100644
--- a/.github/workflows/android-ci.yml
+++ b/.github/workflows/android-ci.yml
@@ -41,9 +41,6 @@ jobs:
       - name: Build with Gradle
         run: ./gradlew build
         env:
+          PROD_SAMPLE_PROJECT_ID: ${{ secrets.PROD_SAMPLE_PROJECT_ID }}
           PROD_MAPPING_UPLOAD_CLIENT_ID: ${{ secrets.PROD_MAPPING_UPLOAD_CLIENT_ID }}
           PROD_MAPPING_UPLOAD_CLIENT_SECRET: ${{ secrets.PROD_MAPPING_UPLOAD_CLIENT_SECRET }}
-
-      # Optional Step: Run your tests
-      - name: Run tests
-        run: ./gradlew test
diff --git a/CSSampleApp/build.gradle b/CSSampleApp/build.gradle
index a31950f..fb6a89c 100644
--- a/CSSampleApp/build.gradle
+++ b/CSSampleApp/build.gradle
@@ -8,7 +8,6 @@ plugins {
 
 android {
     compileSdk 35
-    def csProjectId = 5671
     defaultConfig {
         applicationId "com.example.androidsampleapp"
         minSdk 21
@@ -25,23 +24,17 @@ android {
         release {
             minifyEnabled true
             proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+            // Set credentials from different source, fallback on Github CI --> see android-ci.yml
+            def localProperties = getLocalProperties()
             errorAnalysisCrash {
                 uploadCredentials {
-                    projectId = csProjectId
-                    clientId = System.getenv("PROD_MAPPING_UPLOAD_CLIENT_ID") ?: ""
-                    clientSecret = System.getenv("PROD_MAPPING_UPLOAD_CLIENT_SECRET") ?: ""
-                }
-            }
-        }
-
-        minify {
-            minifyEnabled true
-            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
-            signingConfig signingConfigs.debug
-            errorAnalysisCrash {
-                uploadCredentials {
-                    projectId = csProjectId
-                    clientId = System.getenv("PROD_MAPPING_UPLOAD_CLIENT_ID") ?: ""
+                    // from gradle.properties
+                    projectId = project.findProperty("PROD_SAMPLE_PROJECT_ID")?.toInteger() ?:
+                            System.getenv("PROD_SAMPLE_PROJECT_ID")
+                    // from local.properties
+                    clientId = localProperties.getProperty("PROD_MAPPING_UPLOAD_CLIENT_ID", "") ?:
+                            System.getenv("PROD_MAPPING_UPLOAD_CLIENT_ID")
+                    // from environment variable, is the same than Github CI here
                     clientSecret = System.getenv("PROD_MAPPING_UPLOAD_CLIENT_SECRET") ?: ""
                 }
             }
@@ -98,3 +91,13 @@ dependencies {
     androidTestImplementation 'androidx.test.ext:junit:1.2.1'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.6.1'
 }
+
+def getLocalProperties() {
+    def localProperties = new Properties()
+    def localPropertiesFile = rootProject.file("local.properties")
+    if (localPropertiesFile.exists()) {
+        localProperties.load(new FileInputStream(localPropertiesFile))
+        return localProperties
+    }
+    return null
+}
\ No newline at end of file