diff --git a/gestion/gest_crans.py b/gestion/gest_crans.py
index 84d1b3f7..f2c42e00 100755
--- a/gestion/gest_crans.py
+++ b/gestion/gest_crans.py
@@ -379,7 +379,7 @@ def set_mail(adher) :
         else:
             # Pour un personnel ENS, adresse email extérieure obligatoire
             if not set_mail_ext(adher): break
-	    else: return 1
+            else: return 1
 
 def set_mail_ext(adher) :
     """