diff --git a/vlib/x/json2/json2.v b/vlib/x/json2/json2.v
index 54dbbfadca..8d03994568 100644
--- a/vlib/x/json2/json2.v
+++ b/vlib/x/json2/json2.v
@@ -429,7 +429,8 @@ pub fn (f Any) to_time() !time.Time {
 	}
 }
 
-fn map_from[T](t T) map[string]Any {
+// map_from convert a struct to map of Any
+pub fn map_from[T](t T) map[string]Any {
 	mut m := map[string]Any{}
 	$if T is $struct {
 		$for field in T.fields {