diff --git a/codegen/smithy-aws-go-codegen/src/main/resources/software/amazon/smithy/aws/go/codegen/endpoints.json b/codegen/smithy-aws-go-codegen/src/main/resources/software/amazon/smithy/aws/go/codegen/endpoints.json
index a737e8e29c2..e40ae5328c6 100644
--- a/codegen/smithy-aws-go-codegen/src/main/resources/software/amazon/smithy/aws/go/codegen/endpoints.json
+++ b/codegen/smithy-aws-go-codegen/src/main/resources/software/amazon/smithy/aws/go/codegen/endpoints.json
@@ -9148,6 +9148,17 @@
           "us-west-2" : { }
         }
       },
+      "migrationhub-orchestrator" : {
+        "endpoints" : {
+          "ap-northeast-1" : { },
+          "ap-southeast-2" : { },
+          "eu-central-1" : { },
+          "eu-west-1" : { },
+          "eu-west-2" : { },
+          "us-east-1" : { },
+          "us-west-2" : { }
+        }
+      },
       "migrationhub-strategy" : {
         "endpoints" : {
           "ap-northeast-1" : { },
@@ -20814,6 +20825,11 @@
           "us-isob-east-1" : { }
         }
       },
+      "resource-groups" : {
+        "endpoints" : {
+          "us-isob-east-1" : { }
+        }
+      },
       "route53" : {
         "endpoints" : {
           "aws-iso-b-global" : {