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 23f120eb2613d..11a706c472a13 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
@@ -23541,7 +23541,7 @@
                 "region": "cn-northwest-1"
               },
               "hostname": "entitlement-marketplace.cn-northwest-1.amazonaws.com.cn",
-              "protocols": ["HTTPS"]
+              "protocols": ["https"]
             }
           }
         },