diff --git a/controle_cotisation/main.py b/controle_cotisation/main.py
index cccd6e2..0983fe7 100755
--- a/controle_cotisation/main.py
+++ b/controle_cotisation/main.py
@@ -229,7 +229,8 @@ def notify_unpaid(member):
     mailtext = mailtext.replace("NOM_COTISANT", name)
     mailtext = mailtext.replace("NUMERO_MEMBRE", str(numero))
     mailtext = mailtext.replace("MONTANT_COTISATION", amount)
-    mailheaders = get_file_content_all(MODALITY_MAIL_HEADERS).replace("ANNEE_CIVILE", year)
+    mailheaders = get_file_content_all(MODALITY_MAIL_HEADERS) + "\n"
+    mailheaders = mailheaders.replace("ANNEE_CIVILE", year)
     mailheaders = mailheaders.replace("COURRIEL-COTISANT", email)
 
     sendmail(mailheaders, mailtext)
@@ -251,7 +252,8 @@ def renotify_unpaid(member):
     mailtext = mailtext.replace("NOM_COTISANT", name)
     mailtext = mailtext.replace("NUMERO_MEMBRE", str(numero))
     mailtext = mailtext.replace("MONTANT_COTISATION", amount)
-    mailheaders = get_file_content_all(MODALITY_MAIL_HEADERS).replace("ANNEE_CIVILE", year)
+    mailheaders = get_file_content_all(MODALITY_MAIL_HEADERS) + "\n"
+    mailheaders = mailheaders.replace("ANNEE_CIVILE", year)
     mailheaders = mailheaders.replace("COURRIEL-COTISANT", email)
 
     sendmail(mailheaders, mailtext)