--- a/taskcluster/ci/build/android.yml
+++ b/taskcluster/ci/build/android.yml
@@ -129,17 +129,17 @@ android-api-15-nightly/opt:
     run-on-projects: [ ]
 
 android-api-15-gradle/opt:
     description: "Android 4.0 API15+ (Gradle) Opt"
     index:
         product: mobile
         job-name: android-api-15-gradle-opt
     treeherder:
-        platform: android-4-0-armv7-api15/opt
+        platform: android-api-15-gradle/opt
         symbol: tc(Bg)
         tier: 2
     worker-type: aws-provisioner-v1/gecko-{level}-b-android
     worker:
         implementation: docker-worker
         max-run-time: 7200
         env:
             # Bug 1292762 - Set GRADLE_USER_HOME to avoid sdk-manager-plugin intermittent