diff --git a/src/activities/Elsa.Activities.Http/Activities/WriteHttpResponse/WriteHttpResponseExtensions.cs b/src/activities/Elsa.Activities.Http/Activities/WriteHttpResponse/WriteHttpResponseExtensions.cs
index 55a550457..9eca522ed 100644
--- a/src/activities/Elsa.Activities.Http/Activities/WriteHttpResponse/WriteHttpResponseExtensions.cs
+++ b/src/activities/Elsa.Activities.Http/Activities/WriteHttpResponse/WriteHttpResponseExtensions.cs
@@ -16,17 +16,17 @@ namespace Elsa.Activities.Http
         public static ISetupActivity<WriteHttpResponse> WithStatusCode(this ISetupActivity<WriteHttpResponse> activity, Func<HttpStatusCode> value) => activity.Set(x => x.StatusCode, value);
         public static ISetupActivity<WriteHttpResponse> WithStatusCode(this ISetupActivity<WriteHttpResponse> activity, HttpStatusCode value) => activity.Set(x => x.StatusCode, value);
         
-        public static ISetupActivity<WriteHttpResponse> WithContent(this ISetupActivity<WriteHttpResponse> activity, Func<ActivityExecutionContext, ValueTask<string?>> value) => activity.Set(x => x.Content, value);
-        public static ISetupActivity<WriteHttpResponse> WithContent(this ISetupActivity<WriteHttpResponse> activity, Func<ValueTask<string?>> value) => activity.Set(x => x.Content, value);
-        public static ISetupActivity<WriteHttpResponse> WithContent(this ISetupActivity<WriteHttpResponse> activity, Func<ActivityExecutionContext, string?> value) => activity.Set(x => x.Content, value);
-        public static ISetupActivity<WriteHttpResponse> WithContent(this ISetupActivity<WriteHttpResponse> activity, Func<string?> value) => activity.Set(x => x.Content, value);
-        public static ISetupActivity<WriteHttpResponse> WithContent(this ISetupActivity<WriteHttpResponse> activity, string? value) => activity.Set(x => x.Content, value);
+        public static ISetupActivity<WriteHttpResponse> WithContent(this ISetupActivity<WriteHttpResponse> activity, Func<ActivityExecutionContext, ValueTask<object?>> value) => activity.Set(x => x.Content, value);
+        public static ISetupActivity<WriteHttpResponse> WithContent(this ISetupActivity<WriteHttpResponse> activity, Func<ValueTask<object?>> value) => activity.Set(x => x.Content, value);
+        public static ISetupActivity<WriteHttpResponse> WithContent(this ISetupActivity<WriteHttpResponse> activity, Func<ActivityExecutionContext, object?> value) => activity.Set(x => x.Content, value);
+        public static ISetupActivity<WriteHttpResponse> WithContent(this ISetupActivity<WriteHttpResponse> activity, Func<object?> value) => activity.Set(x => x.Content, value);
+        public static ISetupActivity<WriteHttpResponse> WithContent(this ISetupActivity<WriteHttpResponse> activity, object? value) => activity.Set(x => x.Content, value);
 
-        public static ISetupActivity<WriteHttpResponse> WithContentType(this ISetupActivity<WriteHttpResponse> activity, Func<ActivityExecutionContext, ValueTask<string?>> value) => activity.Set(x => x.ContentType, value);
-        public static ISetupActivity<WriteHttpResponse> WithContentType(this ISetupActivity<WriteHttpResponse> activity, Func<ValueTask<string?>> value) => activity.Set(x => x.ContentType, value);
-        public static ISetupActivity<WriteHttpResponse> WithContentType(this ISetupActivity<WriteHttpResponse> activity, Func<ActivityExecutionContext, string?> value) => activity.Set(x => x.ContentType, value);
-        public static ISetupActivity<WriteHttpResponse> WithContentType(this ISetupActivity<WriteHttpResponse> activity, Func<string?> value) => activity.Set(x => x.ContentType, value);
-        public static ISetupActivity<WriteHttpResponse> WithContentType(this ISetupActivity<WriteHttpResponse> activity, string? value) => activity.Set(x => x.ContentType, value);
+        public static ISetupActivity<WriteHttpResponse> WithContentType(this ISetupActivity<WriteHttpResponse> activity, Func<ActivityExecutionContext, ValueTask<object?>> value) => activity.Set(x => x.ContentType, value);
+        public static ISetupActivity<WriteHttpResponse> WithContentType(this ISetupActivity<WriteHttpResponse> activity, Func<ValueTask<object?>> value) => activity.Set(x => x.ContentType, value);
+        public static ISetupActivity<WriteHttpResponse> WithContentType(this ISetupActivity<WriteHttpResponse> activity, Func<ActivityExecutionContext, object?> value) => activity.Set(x => x.ContentType, value);
+        public static ISetupActivity<WriteHttpResponse> WithContentType(this ISetupActivity<WriteHttpResponse> activity, Func<object?> value) => activity.Set(x => x.ContentType, value);
+        public static ISetupActivity<WriteHttpResponse> WithContentType(this ISetupActivity<WriteHttpResponse> activity, object? value) => activity.Set(x => x.ContentType, value);
         
         public static ISetupActivity<WriteHttpResponse> WithResponseHeaders(this ISetupActivity<WriteHttpResponse> activity, Func<ActivityExecutionContext, ValueTask<HttpResponseHeaders?>> value) => activity.Set(x => x.ResponseHeaders, value);
         public static ISetupActivity<WriteHttpResponse> WithResponseHeaders(this ISetupActivity<WriteHttpResponse> activity, Func<ValueTask<HttpResponseHeaders?>> value) => activity.Set(x => x.ResponseHeaders, value);