diff --git a/news/16.feature b/news/16.feature
new file mode 100644
index 0000000..c840728
--- /dev/null
+++ b/news/16.feature
@@ -0,0 +1 @@
+Use indent in json.dumps to make JSON readable in the widget [MrTango]
\ No newline at end of file
diff --git a/plone/schema/browser/jsonfield.py b/plone/schema/browser/jsonfield.py
index 8990afc..9d2a8a6 100644
--- a/plone/schema/browser/jsonfield.py
+++ b/plone/schema/browser/jsonfield.py
@@ -43,7 +43,7 @@ def toWidgetValue(self, value):
         """See interfaces.IDataConverter"""
         if value is self.field.missing_value:
             return u''
-        return json.dumps(value)
+        return json.dumps(value, indent=True)
 
     def toFieldValue(self, value):
         """See interfaces.IDataConverter"""