From 1a90e4cdd8d65278ea3342c74dc29ffb4dba8911 Mon Sep 17 00:00:00 2001
From: Glandos <bugs-github@antipoul.fr>
Date: Tue, 25 Jan 2022 22:26:56 +0100
Subject: [PATCH] Fix broken captcha validation when field is empty and we use
 WTForms 3 (#988)

---
 ihatemoney/forms.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ihatemoney/forms.py b/ihatemoney/forms.py
index 0e99f534..bbdef334 100644
--- a/ihatemoney/forms.py
+++ b/ihatemoney/forms.py
@@ -247,7 +247,7 @@ class ProjectForm(EditProjectForm):
 
 class ProjectFormWithCaptcha(ProjectForm):
     captcha = StringField(
-        _("Which is a real currency: Euro or Petro dollar?"),
+        _("Which is a real currency: Euro or Petro dollar?"), default=""
     )
 
     def validate_captcha(form, field):