diff --git a/services/Directory/FilterLists.Directory.Api/Program.cs b/services/Directory/FilterLists.Directory.Api/Program.cs
index 5182d8778..12d86ea61 100644
--- a/services/Directory/FilterLists.Directory.Api/Program.cs
+++ b/services/Directory/FilterLists.Directory.Api/Program.cs
@@ -16,6 +16,14 @@
 
 app.UseExceptionHandler();
 app.UseCors();
+
+// TEMP: allow Cloudflare to cache all responses since data changes infrequently
+app.Use(async (context, next) =>
+{
+    await next();
+    context.Response.Headers.Remove("Vary");
+});
+
 app.MapEndpoints();
 app.MapDefaultEndpoints();
 app.UseSwagger(o => o.RouteTemplate = "{documentName}/openapi.json");