diff --git a/CHANGELOG.md b/CHANGELOG.md
index 47927f0..e86fa7d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [1.3.1][1.3.1] - 2020-08-05
+- Adds Iowa, Tokyo, and São Paulo regions (all GCP)
+- The Sydney and Singapore regions went missing on the website for a while, added them back.
+
 ## [1.3.0][1.3.0] - 2020-07-12
 - Adds support for new EKS hosting
 
@@ -65,6 +69,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 -   Initial Release
 
 [unreleased]: https://github.com/captn3m0/terraform-data-looker-ips/compare/1.3.0...HEAD
+[1.3.1]: https://github.com/captn3m0/terraform-data-looker-ips/compare/1.3.0...1.3.1
 [1.3.0]: https://github.com/captn3m0/terraform-data-looker-ips/compare/1.2.3...1.3.0
 [1.2.2]: https://github.com/captn3m0/terraform-data-looker-ips/compare/1.2.1...1.2.2
 [1.2.1]: https://github.com/captn3m0/terraform-data-looker-ips/compare/1.2.1...1.2.2
diff --git a/README.md b/README.md
index 72092fe..8d282c1 100644
--- a/README.md
+++ b/README.md
@@ -62,6 +62,8 @@ If you are unsure which region your instance is in, please reach out to Looker s
 | eks\_ips | IP addresses for instances hosted on Amazon EKS across all regions |
 | eks\_sa\_east\_1 | IP addresses for instances hosted on Amazon EKS in sa-east-1 region. |
 | eks\_sa\_east\_1\_cidr | CIDRs for instances hosted on Amazon EKS in eks-sa-east-1 region |
+| gcp\_asia\_northeast1\_cidr | CIDRs for instances hosted on GCP (Tokyo / asia-northeast1) |
+| gcp\_asia\_northeast1\_ips | IP addresses for instances hosted on GCP (Tokyo / gcp-asia-northeast1) |
 | gcp\_asia\_southeast1\_cidr | CIDRs for instances hosted on GCP (South Carolina / us-east1) |
 | gcp\_asia\_southeast1\_ips | IP addresses for instances hosted on GCP (Singapore / asia-southeast1) |
 | gcp\_australia\_southeast1\_cidr | CIDRs for instances hosted on GCP (Sydney / australia-southeast1) |
@@ -74,9 +76,13 @@ If you are unsure which region your instance is in, please reach out to Looker s
 | gcp\_ips | Looker IP addresses everywhere (GCP only). |
 | gcp\_northamerica\_northeast1\_cidr | CIDRs for instances hosted on GCP (Canada / Montreal / gcp-northamerica-northeast1) |
 | gcp\_northamerica\_northeast1\_ips | IP addresses for instances hosted on GCP (Canada / Montreal / gcp-northamerica-northeast1) |
+| gcp\_southamerica\_east1\_cidr | CIDRs for instances hosted on GCP (São Paulo / southamerica-east1) |
+| gcp\_southamerica\_east1\_ips | IP addresses for instances hosted on GCP (São Paulo / gcp-southamerica-east1) |
+| gcp\_us\_central1\_cidr | CIDRs for instances hosted on GCP (Iowa / us-central1) |
+| gcp\_us\_central1\_ips | IP addresses for instances hosted on GCP (Iowa / gcp-us-central1) |
 | gcp\_us\_east1\_cidr | CIDRs for instances hosted on GCP (South Carolina / us-east1) |
 | gcp\_us\_east1\_ips | IP addresses for instances hosted on GCP (South Carolina / us-east1) |
-| gcp\_us\_east4\_cidr | CIDRs for instances hosted on GCP (Northern Virginia / us-east4) |
+| gcp\_us\_east4\_cidr | CIDRs for instances hosted on GCP (Iowa / us-east4) |
 | gcp\_us\_east4\_ips | IP addresses for instances hosted on GCP (Northern Virginia / us-east4) |
 | gcp\_us\_west1\_cidr | CIDRs for instances hosted on GCP (Oregon / us-west1) |
 | gcp\_us\_west1\_ips | IP addresses for instances hosted on GCP (Oregon / us-west1) |