diff --git a/loadubjson.m b/loadubjson.m
index 20a2f076dee792ece24d28a2efd75cfe98f8f755..355b6674ff317b5d4b525774cbc3d8e825c7f3ed 100644
--- a/loadubjson.m
+++ b/loadubjson.m
@@ -133,7 +133,7 @@ function object = parse_object(varargin)
         parse_char('}');
     end
     if(isstruct(object))
-        object=struct2jdata(object,'Base64',0);
+        object=struct2jdata(object,struct('Base64',0));
     end
 
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