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 200fbc2ec5bc..f0ca3f08333b 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
@@ -8718,11 +8718,6 @@
           }
         },
         "iot": {
-          "defaults": {
-            "credentialScope": {
-              "service": "execute-api"
-            }
-          },
           "endpoints": {
             "ap-east-1": {},
             "ap-northeast-1": {},
@@ -8744,37 +8739,22 @@
             "eu-west-2": {},
             "eu-west-3": {},
             "fips-ca-central-1": {
-              "credentialScope": {
-                "service": "execute-api"
-              },
               "deprecated": true,
               "hostname": "iot-fips.ca-central-1.amazonaws.com"
             },
             "fips-us-east-1": {
-              "credentialScope": {
-                "service": "execute-api"
-              },
               "deprecated": true,
               "hostname": "iot-fips.us-east-1.amazonaws.com"
             },
             "fips-us-east-2": {
-              "credentialScope": {
-                "service": "execute-api"
-              },
               "deprecated": true,
               "hostname": "iot-fips.us-east-2.amazonaws.com"
             },
             "fips-us-west-1": {
-              "credentialScope": {
-                "service": "execute-api"
-              },
               "deprecated": true,
               "hostname": "iot-fips.us-west-1.amazonaws.com"
             },
             "fips-us-west-2": {
-              "credentialScope": {
-                "service": "execute-api"
-              },
               "deprecated": true,
               "hostname": "iot-fips.us-west-2.amazonaws.com"
             },
@@ -11334,6 +11314,25 @@
             "us-west-2": {}
           }
         },
+        "mediapackagev2": {
+          "endpoints": {
+            "ap-northeast-1": {},
+            "ap-northeast-2": {},
+            "ap-south-1": {},
+            "ap-southeast-1": {},
+            "ap-southeast-2": {},
+            "eu-central-1": {},
+            "eu-north-1": {},
+            "eu-west-1": {},
+            "eu-west-2": {},
+            "eu-west-3": {},
+            "sa-east-1": {},
+            "us-east-1": {},
+            "us-east-2": {},
+            "us-west-1": {},
+            "us-west-2": {}
+          }
+        },
         "mediastore": {
           "endpoints": {
             "ap-northeast-1": {},
@@ -14268,6 +14267,7 @@
             "ap-southeast-1": {},
             "ap-southeast-2": {},
             "ap-southeast-3": {},
+            "ap-southeast-4": {},
             "ca-central-1": {},
             "eu-central-1": {},
             "eu-central-2": {},
@@ -20043,11 +20043,6 @@
           }
         },
         "iot": {
-          "defaults": {
-            "credentialScope": {
-              "service": "execute-api"
-            }
-          },
           "endpoints": {
             "cn-north-1": {},
             "cn-northwest-1": {}
@@ -23138,23 +23133,12 @@
           }
         },
         "iot": {
-          "defaults": {
-            "credentialScope": {
-              "service": "execute-api"
-            }
-          },
           "endpoints": {
             "fips-us-gov-east-1": {
-              "credentialScope": {
-                "service": "execute-api"
-              },
               "deprecated": true,
               "hostname": "iot-fips.us-gov-east-1.amazonaws.com"
             },
             "fips-us-gov-west-1": {
-              "credentialScope": {
-                "service": "execute-api"
-              },
               "deprecated": true,
               "hostname": "iot-fips.us-gov-west-1.amazonaws.com"
             },