diff --git a/content-types.json b/content-types.json
index efc1dcf..ef48700 100644
--- a/content-types.json
+++ b/content-types.json
@@ -10,6 +10,7 @@
                 "name":"Preis",
                 "type":"number",
                 "description":"",
+                "attr":{"step":"0.01"},
                 "position":1,
                 "required":1,
                 "default_value":""