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 a6cbf950d46..5e2e916c5cd 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
@@ -464,6 +464,7 @@
           "ap-east-1" : { },
           "ap-northeast-1" : { },
           "ap-northeast-2" : { },
+          "ap-northeast-3" : { },
           "ap-south-1" : { },
           "ap-southeast-1" : { },
           "ap-southeast-2" : { },
@@ -508,6 +509,7 @@
         "endpoints" : {
           "ap-northeast-1" : { },
           "ap-northeast-2" : { },
+          "ap-northeast-3" : { },
           "ap-south-1" : { },
           "ap-southeast-1" : { },
           "ap-southeast-2" : { },
@@ -3811,6 +3813,7 @@
           "ap-southeast-1" : { },
           "ap-southeast-2" : { },
           "ap-southeast-3" : { },
+          "ap-southeast-4" : { },
           "ca-central-1" : { },
           "eu-central-1" : { },
           "eu-central-2" : { },
@@ -12799,6 +12802,12 @@
             },
             "hostname" : "oidc.ap-south-1.amazonaws.com"
           },
+          "ap-south-2" : {
+            "credentialScope" : {
+              "region" : "ap-south-2"
+            },
+            "hostname" : "oidc.ap-south-2.amazonaws.com"
+          },
           "ap-southeast-1" : {
             "credentialScope" : {
               "region" : "ap-southeast-1"
@@ -12853,6 +12862,12 @@
             },
             "hostname" : "oidc.eu-south-1.amazonaws.com"
           },
+          "eu-south-2" : {
+            "credentialScope" : {
+              "region" : "eu-south-2"
+            },
+            "hostname" : "oidc.eu-south-2.amazonaws.com"
+          },
           "eu-west-1" : {
             "credentialScope" : {
               "region" : "eu-west-1"
@@ -27305,6 +27320,18 @@
           }
         }
       },
+      "s3-outposts" : {
+        "endpoints" : {
+          "fips-us-iso-east-1" : {
+            "deprecated" : true
+          },
+          "us-iso-east-1" : {
+            "variants" : [ {
+              "tags" : [ "fips" ]
+            } ]
+          }
+        }
+      },
       "secretsmanager" : {
         "endpoints" : {
           "us-iso-east-1" : { },
@@ -27907,6 +27934,18 @@
           }
         }
       },
+      "s3-outposts" : {
+        "endpoints" : {
+          "fips-us-isob-east-1" : {
+            "deprecated" : true
+          },
+          "us-isob-east-1" : {
+            "variants" : [ {
+              "tags" : [ "fips" ]
+            } ]
+          }
+        }
+      },
       "secretsmanager" : {
         "endpoints" : {
           "us-isob-east-1" : { }