diff --git a/play-services-basement/src/main/java/com/google/android/gms/common/internal/GetServiceRequest.java b/play-services-basement/src/main/java/com/google/android/gms/common/internal/GetServiceRequest.java
index a203a99f..9df8735c 100644
--- a/play-services-basement/src/main/java/com/google/android/gms/common/internal/GetServiceRequest.java
+++ b/play-services-basement/src/main/java/com/google/android/gms/common/internal/GetServiceRequest.java
@@ -31,7 +31,7 @@ import java.util.Arrays;
 
 public class GetServiceRequest extends AutoSafeParcelable {
     @Field(1)
-    private final int versionCode = 4;
+    private final int versionCode = 6;
     @Field(2)
     public final int serviceId;
     @Field(3)
@@ -47,6 +47,7 @@ public class GetServiceRequest extends AutoSafeParcelable {
     @Field(8)
     public Account account;
     @Field(9)
+    @Deprecated
     private long field9;
     @Field(10)
     public Feature[] defaultFeatures;
@@ -59,7 +60,7 @@ public class GetServiceRequest extends AutoSafeParcelable {
     @Field(14)
     private boolean field14;
     @Field(15)
-    private String field15;
+    private String attributionTag;
 
     private GetServiceRequest() {
         serviceId = -1;