diff --git a/google/monitoring/v3/dropped_labels.proto b/google/monitoring/v3/dropped_labels.proto
index 0754051a..016ecf7b 100644
--- a/google/monitoring/v3/dropped_labels.proto
+++ b/google/monitoring/v3/dropped_labels.proto
@@ -17,7 +17,12 @@ syntax = "proto3";
 
 package google.monitoring.v3;
 
+option csharp_namespace = "Google.Cloud.Monitoring.V3";
 option go_package = "google.golang.org/genproto/googleapis/monitoring/v3;monitoring";
+option php_namespace = "Google\\Cloud\\Monitoring\\V3";
+option java_multiple_files = true;
+option java_outer_classname = "DroppedLabelsProto";
+option java_package = "com.google.monitoring.v3";
 
 // A set of (label, value) pairs which were dropped during aggregation, attached
 // to google.api.Distribution.Exemplars in google.api.Distribution values during