OF: t2.small ec2 instances are not available in us-west-2d (#13674)

diff --git a/deployment/terraform-ansible/aws/terraform.tfvars b/deployment/terraform-ansible/aws/terraform.tfvars
index 4ea1d6c..18325f1 100644
--- a/deployment/terraform-ansible/aws/terraform.tfvars
+++ b/deployment/terraform-ansible/aws/terraform.tfvars
@@ -28,7 +28,7 @@
 base_cidr_block     = "10.0.0.0/16"
 
 instance_types      = {
-  "zookeeper"   = "t2.small"
+  "zookeeper"   = "t3.small"
   "bookie"      = "i3.xlarge"
   "broker"      = "c5.2xlarge"
   "proxy"       = "c5.2xlarge"
diff --git a/site2/docs/deploy-aws.md b/site2/docs/deploy-aws.md
index d8d6d6a..802c16f 100644
--- a/site2/docs/deploy-aws.md
+++ b/site2/docs/deploy-aws.md
@@ -121,7 +121,7 @@
 When you run the Ansible playbook, the following AWS resources are used:
 
 * 9 total [Elastic Compute Cloud](https://aws.amazon.com/ec2) (EC2) instances running the [ami-9fa343e7](https://access.redhat.com/articles/3135091) Amazon Machine Image (AMI), which runs [Red Hat Enterprise Linux (RHEL) 7.4](https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html-single/7.4_release_notes/index). By default, that includes:
-  * 3 small VMs for ZooKeeper ([t2.small](https://www.ec2instances.info/?selected=t2.small) instances)
+  * 3 small VMs for ZooKeeper ([t3.small](https://www.ec2instances.info/?selected=t3.small) instances)
   * 3 larger VMs for BookKeeper [bookies](reference-terminology.md#bookie) ([i3.xlarge](https://www.ec2instances.info/?selected=i3.xlarge) instances)
   * 2 larger VMs for Pulsar [brokers](reference-terminology.md#broker) ([c5.2xlarge](https://www.ec2instances.info/?selected=c5.2xlarge) instances)
   * 1 larger VMs for Pulsar [proxy](reference-terminology.md#proxy) ([c5.2xlarge](https://www.ec2instances.info/?selected=c5.2xlarge) instances)