diff --git a/codegen/smithy-aws-typescript-codegen/src/main/resources/software/amazon/smithy/aws/typescript/codegen/endpoints.json b/codegen/smithy-aws-typescript-codegen/src/main/resources/software/amazon/smithy/aws/typescript/codegen/endpoints.json
index 98548d26a237..249b096b13c6 100644
--- a/codegen/smithy-aws-typescript-codegen/src/main/resources/software/amazon/smithy/aws/typescript/codegen/endpoints.json
+++ b/codegen/smithy-aws-typescript-codegen/src/main/resources/software/amazon/smithy/aws/typescript/codegen/endpoints.json
@@ -25702,6 +25702,12 @@
             "us-gov-west-1": {}
           }
         },
+        "emr-serverless": {
+          "endpoints": {
+            "us-gov-east-1": {},
+            "us-gov-west-1": {}
+          }
+        },
         "es": {
           "endpoints": {
             "fips": {