diff --git a/README.md b/README.md
index dbaf5d3..393dca3 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@
 Use this URL for the source of the module. See the usage examples below for more details.
 
 ```hcl
-github.com/pbs/terraform-aws-rds-module?ref=0.3.27
+github.com/pbs/terraform-aws-rds-module?ref=x.y.z
 ```
 
 ### Alternative Installation Methods
@@ -28,7 +28,7 @@ Integrate this module like so:
 
 ```hcl
 module "rds" {
-  source = "github.com/pbs/terraform-aws-rds-module?ref=0.3.27"
+  source = "github.com/pbs/terraform-aws-rds-module?ref=x.y.z"
 
   # Required Parameters
   private_hosted_zone = "example.local"
@@ -47,7 +47,7 @@ module "rds" {
 
 If this repo is added as a subtree, then the version of the module should be close to the version shown here:
 
-`0.3.27`
+`x.y.z`
 
 Note, however that subtrees can be altered as desired within repositories.
 
diff --git a/instances.tf b/instances.tf
index c3af547..45e9af7 100644
--- a/instances.tf
+++ b/instances.tf
@@ -5,6 +5,8 @@ resource "aws_rds_cluster_instance" "writer" {
   apply_immediately  = var.apply_immediately
   engine             = var.engine
   engine_version     = local.engine_version
+
+  tags = local.tags
 }
 
 resource "aws_rds_cluster_instance" "reader" {
@@ -15,4 +17,6 @@ resource "aws_rds_cluster_instance" "reader" {
   apply_immediately  = var.apply_immediately
   engine             = var.engine
   engine_version     = local.engine_version
+
+  tags = local.tags
 }