diff --git a/docs/deployment-metrics.md b/docs/deployment-metrics.md
index 4c7ca993..632ebb85 100644
--- a/docs/deployment-metrics.md
+++ b/docs/deployment-metrics.md
@@ -3,6 +3,7 @@
 | Metric name| Metric type | Labels/tags | Status |
 | ---------- | ----------- | ----------- | ----------- |
 | kube_deployment_status_replicas | Gauge | `deployment`=&lt;deployment-name&gt; <br> `namespace`=&lt;deployment-namespace&gt; | STABLE |
+| kube_deployment_status_replicas_ready | Gauge | `deployment`=&lt;deployment-name&gt; <br> `namespace`=&lt;deployment-namespace&gt; | STABLE |
 | kube_deployment_status_replicas_available | Gauge | `deployment`=&lt;deployment-name&gt; <br> `namespace`=&lt;deployment-namespace&gt; | STABLE |
 | kube_deployment_status_replicas_unavailable | Gauge | `deployment`=&lt;deployment-name&gt; <br> `namespace`=&lt;deployment-namespace&gt; | STABLE |
 | kube_deployment_status_replicas_updated | Gauge | `deployment`=&lt;deployment-name&gt; <br> `namespace`=&lt;deployment-namespace&gt; | STABLE |