diff --git a/lib/core/dicts.py b/lib/core/dicts.py
index c9cd0cd51..0a3d7dabe 100644
--- a/lib/core/dicts.py
+++ b/lib/core/dicts.py
@@ -207,6 +207,7 @@ POST_HINT_CONTENT_TYPES = {
                                 POST_HINT.MULTIPART: "multipart/form-data",
                                 POST_HINT.SOAP: "application/soap+xml",
                                 POST_HINT.XML: "application/xml",
+                                POST_HINT.ARRAY_LIKE: "application/x-www-form-urlencoded; charset=utf-8",
                           }
 
 DEPRECATED_OPTIONS = {