diff --git a/src/main/java/org/elasticsearch/cloud/aws/AwsEc2Service.java b/src/main/java/org/elasticsearch/cloud/aws/AwsEc2Service.java
index a584445df64..82eb2e7d551 100644
--- a/src/main/java/org/elasticsearch/cloud/aws/AwsEc2Service.java
+++ b/src/main/java/org/elasticsearch/cloud/aws/AwsEc2Service.java
@@ -120,6 +120,8 @@ public class AwsEc2Service extends AbstractLifecycleComponent<AwsEc2Service> {
                 endpoint = "ec2.ap-northeast-1.amazonaws.com";
             } else if (region.equals("eu-west") || region.equals("eu-west-1")) {
                 endpoint = "ec2.eu-west-1.amazonaws.com";
+            } else if (region.equals("sa-east") || region.equals("sa-east-1")) {
+                endpoint = "ec2.sa-east-1.amazonaws.com";
             } else {
                 throw new ElasticSearchIllegalArgumentException("No automatic endpoint could be derived from region [" + region + "]");
             }
diff --git a/src/main/java/org/elasticsearch/cloud/aws/AwsS3Service.java b/src/main/java/org/elasticsearch/cloud/aws/AwsS3Service.java
index 7d2380f7654..3ac6d06c490 100644
--- a/src/main/java/org/elasticsearch/cloud/aws/AwsS3Service.java
+++ b/src/main/java/org/elasticsearch/cloud/aws/AwsS3Service.java
@@ -121,6 +121,10 @@ public class AwsS3Service extends AbstractLifecycleComponent<AwsS3Service> {
                 endpoint = "s3-eu-west-1.amazonaws.com";
             } else if ("eu-west-1".equals(region)) {
                 endpoint = "s3-eu-west-1.amazonaws.com";
+            } else if ("sa-east".equals(region)) {
+                endpoint = "s3-sa-east-1.amazonaws.com";
+            } else if ("sa-east-1".equals(region)) {
+                endpoint = "s3-sa-east-1.amazonaws.com";
             } else {
                 throw new ElasticSearchIllegalArgumentException("No automatic endpoint could be derived from region [" + region + "]");
             }