diff --git a/src/lime/_internal/backend/html5/HTML5HTTPRequest.hx b/src/lime/_internal/backend/html5/HTML5HTTPRequest.hx
index e05967b29..cbbe9bbf2 100644
--- a/src/lime/_internal/backend/html5/HTML5HTTPRequest.hx
+++ b/src/lime/_internal/backend/html5/HTML5HTTPRequest.hx
@@ -534,7 +534,7 @@ class HTML5HTTPRequest
 		{
 			if (request.readyState != 4) return;
 
-			if (request.status != null && ((request.status >= 200 && request.status <= 400) || (validStatus0 && request.status == 0)))
+			if (request.status != null && ((request.status >= 200 && request.status < 400) || (validStatus0 && request.status == 0)))
 			{
 				processResponse();
 				promise.complete(request.responseText);