diff --git a/README.md b/README.md
index b9d115c2..1a6e0f5c 100644
--- a/README.md
+++ b/README.md
@@ -123,6 +123,7 @@ eu-west-1 ;Ireland
 #ap-southeast-2 ;Tokio
 #ap-northeast-1 ;Sydney
 #ap-northeast-2 ;Seoul
+#sa-east-1 ;Sao Paulo
 
 [headers]
 cache-control: no-cache
diff --git a/cli/config_template.go b/cli/config_template.go
index 5631e701..090cf686 100644
--- a/cli/config_template.go
+++ b/cli/config_template.go
@@ -39,6 +39,7 @@ eu-west-1 ;Ireland
 ;ap-southeast-2 ;Tokio
 ap-northeast-1 ;Sydney
 ;ap-northeast-2 ;Seoul
+;sa-east-1 ;Sao Paulo
 
 [headers]
 # These headers are used in the HTTP request header
diff --git a/cli/testdata/default.ini b/cli/testdata/default.ini
index 75ada894..1a6c32b3 100644
--- a/cli/testdata/default.ini
+++ b/cli/testdata/default.ini
@@ -37,6 +37,7 @@ eu-west-1 ;Ireland
 ;ap-southeast-2 ;Tokio
 ap-northeast-1 ;Sydney
 ;ap-northeast-2 ;Seoul
+;sa-east-1 ;Sao Paulo
 
 [headers]
 # These headers are used in the HTTP request header
diff --git a/cli/testdata/test-config.ini b/cli/testdata/test-config.ini
index 0d6e8c7b..b8ccf13a 100644
--- a/cli/testdata/test-config.ini
+++ b/cli/testdata/test-config.ini
@@ -19,6 +19,7 @@ eu-west-1 ;Ireland
 #ap-southeast-2 ;Tokio
 #ap-northeast-1 ;Sydney
 #ap-northeast-2 ;Seoul
+#sa-east-1 ;Sao Paulo
 
 [headers]
 cache-control: no-cache
diff --git a/goad/goad.go b/goad/goad.go
index fc9a05c8..f94fac03 100644
--- a/goad/goad.go
+++ b/goad/goad.go
@@ -34,14 +34,16 @@ type TestConfig struct {
 const nano = 1000000000
 
 var supportedRegions = []string{
-	"us-east-1",
-	"us-west-2",
-	"eu-west-1",
-	"ap-northeast-1",
-	"eu-central-1",
-	"ap-northeast-2",
-	"ap-southeast-1",
-	"ap-southeast-2",
+	"us-east-1",      // N. Virginia
+	"us-west-1",      // N.California
+	"us-west-2",      // Oregon
+	"eu-west-1",      // Ireland
+	"eu-central-1",   // Frankfurt
+	"ap-northeast-1", // Sydney
+	"ap-northeast-2", // Seoul
+	"ap-southeast-1", // Singapore
+	"ap-southeast-2", // Tokio
+	"sa-east-1",      // Sao Paulo
 }
 
 // Test type