diff --git a/src/FilterLists.Agent/Infrastructure/FilterListsApiClient.cs b/src/FilterLists.Agent/Infrastructure/FilterListsApiClient.cs
index c129447cb..5d5667ca0 100644
--- a/src/FilterLists.Agent/Infrastructure/FilterListsApiClient.cs
+++ b/src/FilterLists.Agent/Infrastructure/FilterListsApiClient.cs
@@ -17,7 +17,7 @@ public class FilterListsApiClient : IFilterListsApiClient
 
         public FilterListsApiClient()
         {
-            _restClient = new RestClient(FilterListsApiBaseUrl);
+            _restClient = new RestClient(FilterListsApiBaseUrl) {UserAgent = "FilterLists.Agent"};
         }
 
         public async Task<TResponse> ExecuteAsync<TResponse>(IRestRequest request)