diff --git a/src/Metric/MetricService.ts b/src/Metric/MetricService.ts
index 4665450..2590b63 100644
--- a/src/Metric/MetricService.ts
+++ b/src/Metric/MetricService.ts
@@ -35,7 +35,9 @@ export class MetricService {
     delete attr['process.pid'];
     delete attr['process.command_line'];
 
-    attr['application'] = this.sdkConfig.applicationName;
+    if (!attr['application']) {
+      attr['application'] = this.sdkConfig.applicationName;
+    }
 
     return attr;
   }