diff --git a/tools/utils.py b/tools/utils.py
index 5c7e066..2419152 100644
--- a/tools/utils.py
+++ b/tools/utils.py
@@ -34,9 +34,13 @@ def email_disp(email):
         # Caractères non autorisés dans la RFC #822
         invalid_char = { '(', ')', '<', '>', ',', ';', ':', '"', '[', ']', '|', 'ç', '%', '&' }
 
+        for character in invalid_char:
+            if character in email:
+                disp=False
+
         cursor.execute("""SELECT mail FROM users WHERE mail=?""", (email,))
         testmail = cursor.fetchall()
-        if testmail :
+        if testmail and disp:
             disp = False
 
         if disp:
@@ -48,9 +52,6 @@ def email_disp(email):
                         if email in alias:
                             disp=False
 
-            for character in invalid_char:
-                if(email.find(character)>0):
-                    disp=False
 
 
     else: