diff --git a/packages/core/datadog-configuration.gradle b/packages/core/datadog-configuration.gradle
index 535624790..224950b56 100644
--- a/packages/core/datadog-configuration.gradle
+++ b/packages/core/datadog-configuration.gradle
@@ -5,10 +5,8 @@
  */
 
 def getConfigurationFilePath() {
-    if (project.hasProperty("datadog")) {
-        if (project.datadog.configurationFilePath) {
-            return project.datadog.configurationFilePath
-        }
+    if (project.ext.has("datadog") && project.ext.datadog.configurationFilePath) {
+        return project.ext.datadog.configurationFilePath
     }
     return '../../datadog-configuration.json'
 }
diff --git a/packages/core/datadog-sourcemaps.gradle b/packages/core/datadog-sourcemaps.gradle
index f7fb288e2..7a3f19532 100644
--- a/packages/core/datadog-sourcemaps.gradle
+++ b/packages/core/datadog-sourcemaps.gradle
@@ -268,8 +268,8 @@ private def runShellCommand(
 }
 
 private def getServiceName(variant) {
-    if (project.hasProperty("datadog") && project.datadog.serviceName) {
-        return project.datadog.serviceName
+    if (project.ext.has("datadog") && project.ext.datadog.serviceName) {
+        return project.ext.datadog.serviceName
     }
     return variant.applicationId
 }