diff --git a/controle_don/mail_instructions_headers.txt b/controle_don/mail_instructions_headers.txt
index 85e1249..a5eb155 100644
--- a/controle_don/mail_instructions_headers.txt
+++ b/controle_don/mail_instructions_headers.txt
@@ -1,6 +1,7 @@
 Content-Language: fr
 From: =?UTF-8?Q?Tr=c3=a9sorier_de_Libre_en_Communs?= <tresorier@a-lec.org>
 To: <COURRIEL_DONNEUR>
+Bcc: <tresorier@a-lec.org>
 Subject: =?UTF-8?Q?Libre_en_Communs_:_modalit=c3=a9s_de_r=c3=a8glement_de_vo?=
  =?UTF-8?Q?tre_don?=
 Content-Type: text/plain; charset="UTF-8"