diff --git a/README.md b/README.md
index 5f9b7b7a..c555f7d7 100644
--- a/README.md
+++ b/README.md
@@ -336,6 +336,7 @@ Available targets:
 | <a name="module_dns_master"></a> [dns\_master](#module\_dns\_master) | cloudposse/route53-cluster-hostname/aws | 0.12.2 |
 | <a name="module_dns_replicas"></a> [dns\_replicas](#module\_dns\_replicas) | cloudposse/route53-cluster-hostname/aws | 0.12.2 |
 | <a name="module_enhanced_monitoring_label"></a> [enhanced\_monitoring\_label](#module\_enhanced\_monitoring\_label) | cloudposse/label/null | 0.25.0 |
+| <a name="module_rds_identifier"></a> [rds\_identifier](#module\_rds\_identifier) | cloudposse/label/null | 0.25.0 |
 | <a name="module_this"></a> [this](#module\_this) | cloudposse/label/null | 0.25.0 |
 
 ## Resources