diff --git a/src/Databases/DataLake/RestCatalog.cpp b/src/Databases/DataLake/RestCatalog.cpp
index 1247222ce654..09cd684f0877 100644
--- a/src/Databases/DataLake/RestCatalog.cpp
+++ b/src/Databases/DataLake/RestCatalog.cpp
@@ -1994,8 +1994,9 @@ void RestCatalog::createNamespaceIfNotExists(const String & namespace_name, cons
     }
     catch (const DB::HTTPException & e)
     {
-        /// Lost the race to a concurrent creator.
-        if (e.getHTTPStatus() != Poco::Net::HTTPResponse::HTTPStatus::HTTP_CONFLICT)
+        if (e.getHTTPStatus() == Poco::Net::HTTPResponse::HTTP_CONFLICT)
+            LOG_DEBUG(log, "Namespace {} already exists", namespace_name);
+        else
             throw;
     }
 }
diff --git a/src/IO/HTTPCommon.cpp b/src/IO/HTTPCommon.cpp
index 3bd91cb9950c..14d7fd8d4db0 100644
--- a/src/IO/HTTPCommon.cpp
+++ b/src/IO/HTTPCommon.cpp
@@ -70,7 +70,8 @@ bool isRetriableHTTPError(const Poco::Net::HTTPResponse::HTTPStatus http_status)
         Poco::Net::HTTPResponse::HTTPStatus::HTTP_NOT_FOUND,
         Poco::Net::HTTPResponse::HTTPStatus::HTTP_FORBIDDEN,
         Poco::Net::HTTPResponse::HTTPStatus::HTTP_NOT_IMPLEMENTED,
-        Poco::Net::HTTPResponse::HTTPStatus::HTTP_METHOD_NOT_ALLOWED};
+        Poco::Net::HTTPResponse::HTTPStatus::HTTP_METHOD_NOT_ALLOWED,
+        Poco::Net::HTTPResponse::HTTPStatus::HTTP_CONFLICT};
 
     return std::all_of(
         non_retriable_errors.begin(), non_retriable_errors.end(), [&](const auto status) { return http_status != status; });