diff --git a/contrib/mixin/mixin.libsonnet b/contrib/mixin/mixin.libsonnet
index 821b3787657..317a70298bf 100644
--- a/contrib/mixin/mixin.libsonnet
+++ b/contrib/mixin/mixin.libsonnet
@@ -132,7 +132,7 @@
               severity: 'critical',
             },
             annotations: {
-              description: 'etcd cluster "{{ $labels.%s }}": 99th percentile of gRPC requests is {{ $value }}s on etcd instance {{ $labels.instance }}.' % $._config.clusterLabel,
+              description: 'etcd cluster "{{ $labels.%s }}": 99th percentile of gRPC requests is {{ $value }}s on etcd instance {{ $labels.instance }} for {{ $labels.grpc_method }} method.' % $._config.clusterLabel,
               summary: 'etcd grpc requests are slow',
             },
           },