diff --git a/schema/persons.json b/schema/persons.json
index e2ccfa2..530d57a 100644
--- a/schema/persons.json
+++ b/schema/persons.json
@@ -64,7 +64,7 @@
         "title": "Your bio or few words to define yourself",
         "description": "Use this to share your values, this will be public to all of tribe's members and link to your person",
         "type": "string",
-        "pattern": "^.{O,1000}$"
+        "pattern": "^.{0,1000}$"
       },
       "imgbase64_imgavatar": {
         "title": "Temporary img to update or create",