diff --git a/app/scodoc/sco_liste_notes.py b/app/scodoc/sco_liste_notes.py
index c0524be9e..ebe75a1d8 100644
--- a/app/scodoc/sco_liste_notes.py
+++ b/app/scodoc/sco_liste_notes.py
@@ -481,7 +481,10 @@ def _make_table_notes(
         hh = "%s, %s (%d étudiants)" % (E["description"], gr_title, len(etudid_etats))
         filename = scu.make_filename("notes_%s_%s" % (evalname, gr_title_filename))
         caption = hh
-        pdf_title = "%(description)s (%(jour)s)" % e
+        if len(e["jour"]) > 0:
+            pdf_title = "%(description)s (%(jour)s)" % e
+        else:
+            pdf_title = "%(description)s " % e
         html_title = ""
         base_url = "evaluation_listenotes?evaluation_id=%s" % E["evaluation_id"] + gl
         html_next_section = (
@@ -685,7 +688,10 @@ def _add_eval_columns(
         else:
             row_moys[evaluation_id] = ""
 
-        titles[evaluation_id] = "%(description)s (%(jour)s)" % e
+        if len(e["jour"]) > 0:
+            titles[evaluation_id] = "%(description)s (%(jour)s)" % e
+        else:
+            titles[evaluation_id] = "%(description)s " % e
 
         if e["eval_state"]["evalcomplete"]:
             titles["_" + str(evaluation_id) + "_td_attrs"] = 'class="eval_complete"'
diff --git a/tools/etc/scodoc-updater.timer b/tools/etc/scodoc-updater.timer
index 3a7cddff6..4ba66d784 100644
--- a/tools/etc/scodoc-updater.timer
+++ b/tools/etc/scodoc-updater.timer
@@ -7,12 +7,12 @@
 #
 
 [Unit]
-Description=Upgrade ScoDoc and Linux each week on Saturday night (sunday, 2:30 am)
+Description=Upgrade ScoDoc and Linux each night (2:30 am + random delay)
 
 [Timer]
-OnCalendar=Sun *-*-* 02:30:00
+OnCalendar=*-*-* 02:30:00
 # Add random delay, to avoid overloading ScoDoc upgrade server
-RandomizedDelaySec=30min
+RandomizedDelaySec=40min
 
 [Install]
 WantedBy=timers.target