diff --git a/events/metric.proto b/events/metric.proto
index 28fd6d5..c227628 100644
--- a/events/metric.proto
+++ b/events/metric.proto
@@ -24,7 +24,9 @@ message CounterEvent {
     required string applicationId = 1; /// ID of the contained application.
     required int32 instanceIndex = 2;  /// Instance index of the contained application. (This, with applicationId, should uniquely identify a container.)
 
-    required double cpuPercentage = 3; /// CPU used, on a scale of 0 to 100.
-    required uint64 memoryBytes = 4;   /// Bytes of memory used.
-    required uint64 diskBytes = 5;     /// Bytes of disk used.
+    required double cpuPercentage = 3;      /// CPU used, on a scale of 0 to 100.
+    required uint64 memoryBytes = 4;        /// Bytes of memory used.
+    required uint64 diskBytes = 5;          /// Bytes of disk used.
+    required uint64 memoryBytesQuota = 6;   /// Maximum bytes of memory allocated to container.
+    required uint64 diskBytesQuota = 7;     /// Maximum bytes of disk allocated to container.
  }