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 bf01f88ef9ad..b3653f7f6161 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
@@ -2306,6 +2306,14 @@
                 }
               ]
             },
+            "ca-west-1": {
+              "variants": [
+                {
+                  "hostname": "athena.ca-west-1.api.aws",
+                  "tags": ["dualstack"]
+                }
+              ]
+            },
             "eu-central-1": {
               "variants": [
                 {
@@ -14121,6 +14129,12 @@
               },
               "hostname": "oidc.ap-southeast-3.amazonaws.com"
             },
+            "ap-southeast-4": {
+              "credentialScope": {
+                "region": "ap-southeast-4"
+              },
+              "hostname": "oidc.ap-southeast-4.amazonaws.com"
+            },
             "ca-central-1": {
               "credentialScope": {
                 "region": "ca-central-1"
@@ -14814,6 +14828,12 @@
               },
               "hostname": "portal.sso.ap-southeast-3.amazonaws.com"
             },
+            "ap-southeast-4": {
+              "credentialScope": {
+                "region": "ap-southeast-4"
+              },
+              "hostname": "portal.sso.ap-southeast-4.amazonaws.com"
+            },
             "ca-central-1": {
               "credentialScope": {
                 "region": "ca-central-1"
@@ -19910,6 +19930,7 @@
             "ap-southeast-1": {},
             "ap-southeast-2": {},
             "ap-southeast-3": {},
+            "ap-southeast-4": {},
             "ca-central-1": {},
             "eu-central-1": {},
             "eu-central-2": {},
@@ -30860,6 +30881,32 @@
             "us-isob-east-1": {}
           }
         },
+        "storagegateway": {
+          "endpoints": {
+            "fips": {
+              "credentialScope": {
+                "region": "us-isob-east-1"
+              },
+              "deprecated": true,
+              "hostname": "storagegateway-fips.us-isob-east-1.sc2s.sgov.gov"
+            },
+            "us-isob-east-1": {
+              "variants": [
+                {
+                  "hostname": "storagegateway-fips.us-isob-east-1.sc2s.sgov.gov",
+                  "tags": ["fips"]
+                }
+              ]
+            },
+            "us-isob-east-1-fips": {
+              "credentialScope": {
+                "region": "us-isob-east-1"
+              },
+              "deprecated": true,
+              "hostname": "storagegateway-fips.us-isob-east-1.sc2s.sgov.gov"
+            }
+          }
+        },
         "streams.dynamodb": {
           "defaults": {
             "credentialScope": {