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 38c4581ecc9a..dabe80f4eabe 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
@@ -2004,8 +2004,10 @@
             "ap-southeast-1": {},
             "ap-southeast-2": {},
             "ap-southeast-3": {},
+            "ap-southeast-4": {},
             "ca-central-1": {},
             "eu-central-1": {},
+            "eu-central-2": {},
             "eu-north-1": {},
             "eu-south-1": {},
             "eu-south-2": {},
@@ -20813,9 +20815,33 @@
           },
           "endpoints": {
             "us-gov-east-1": {
+              "hostname": "application-autoscaling.us-gov-east-1.amazonaws.com",
+              "protocols": ["http", "https"],
+              "variants": [
+                {
+                  "hostname": "application-autoscaling.us-gov-east-1.amazonaws.com",
+                  "tags": ["fips"]
+                }
+              ]
+            },
+            "us-gov-east-1-fips": {
+              "deprecated": true,
+              "hostname": "application-autoscaling.us-gov-east-1.amazonaws.com",
               "protocols": ["http", "https"]
             },
             "us-gov-west-1": {
+              "hostname": "application-autoscaling.us-gov-west-1.amazonaws.com",
+              "protocols": ["http", "https"],
+              "variants": [
+                {
+                  "hostname": "application-autoscaling.us-gov-west-1.amazonaws.com",
+                  "tags": ["fips"]
+                }
+              ]
+            },
+            "us-gov-west-1-fips": {
+              "deprecated": true,
+              "hostname": "application-autoscaling.us-gov-west-1.amazonaws.com",
               "protocols": ["http", "https"]
             }
           }