diff --git a/app/scodoc/sco_bulletins.py b/app/scodoc/sco_bulletins.py
index 20a29f4ec..ec691a07f 100644
--- a/app/scodoc/sco_bulletins.py
+++ b/app/scodoc/sco_bulletins.py
@@ -994,7 +994,6 @@ def mail_bulletin(formsemestre_id, I, pdfdata, filename, recipient_addr):
 
     # Attach pdf
     msg.attach(filename, scu.PDF_MIMETYPE, pdfdata)
-    breakpoint()
     log("mail bulletin a %s" % recipient_addr)
     email.send_message(msg)
 
diff --git a/app/scodoc/sco_dump_db.py b/app/scodoc/sco_dump_db.py
index 457e2d0ee..40d619dad 100644
--- a/app/scodoc/sco_dump_db.py
+++ b/app/scodoc/sco_dump_db.py
@@ -174,17 +174,17 @@ def _get_scodoc_serial():
 
 def _send_db(ano_db_name):
     """Dump this (anonymized) database and send it to tech support"""
-    log("dumping anonymized database {}".format(ano_db_name))
+    log(f"dumping anonymized database {ano_db_name}")
     try:
-        data = subprocess.check_output("pg_dump {} | gzip".format(ano_db_name), shell=1)
-    except subprocess.CalledProcessError as e:
-        log("sco_dump_and_send_db: exception in anonymisation: {}".format(e))
-        raise ScoValueError(
-            "erreur lors de l'anonymisation de la base {}".format(ano_db_name)
+        data = subprocess.check_output(
+            f"pg_dump --format=custom {ano_db_name}", shell=1
         )
+    except subprocess.CalledProcessError as e:
+        log(f"sco_dump_and_send_db: exception in anonymisation: {e}")
+        raise ScoValueError(f"erreur lors de l'anonymisation de la base {ano_db_name}")
 
     log("uploading anonymized dump...")
-    files = {"file": (ano_db_name + ".gz", data)}
+    files = {"file": (ano_db_name + ".dump", data)}
     r = requests.post(
         scu.SCO_DUMP_UP_URL,
         files=files,