diff --git a/sco_version.py b/sco_version.py
index b3cff8afc9..a32fca6b2f 100644
--- a/sco_version.py
+++ b/sco_version.py
@@ -1,7 +1,7 @@
 # -*- mode: python -*-
 # -*- coding: utf-8 -*-
 
-SCOVERSION = "9.4.4"
+SCOVERSION = "9.4.5"
 
 SCONAME = "ScoDoc"
 
diff --git a/scodoc.py b/scodoc.py
index 2b00d2bfed..e8839f7800 100755
--- a/scodoc.py
+++ b/scodoc.py
@@ -358,8 +358,14 @@ def abort_if_false(ctx, param, value):
             Voulez-vous vraiment continuer ?
             """,
 )
+@click.option(
+    "-f",
+    "--force",
+    is_flag=True,
+    help="ignore non-existing departement",
+)
 @click.argument("dept")
-def delete_dept(dept):  # delete-dept
+def delete_dept(dept, force=False):  # delete-dept
     """Delete existing departement"""
     from app.scodoc import notesdb as ndb
     from app.scodoc import sco_dept
@@ -367,11 +373,12 @@ def delete_dept(dept):  # delete-dept
     db.reflect()
     ndb.open_db_connection()
     d = models.Departement.query.filter_by(acronym=dept).first()
-    if d is None:
+    if d is None and not force:
         sys.stderr.write(f"Erreur: le departement {dept} n'existe pas !\n")
         return 2
-    sco_dept.delete_dept(d.id)
-    db.session.commit()
+    elif d:
+        sco_dept.delete_dept(d.id)
+        db.session.commit()
     return 0
 
 
@@ -402,7 +409,7 @@ def list_depts(depts=""):  # list-depts
     help="show database name instead of connexion string (required for "
     "dropdb/createdb commands)",
 )
-def scodoc_database(name):  # list-dept
+def scodoc_database(name):  # scodoc-database
     """print the database connexion string"""
     uri = app.config["SQLALCHEMY_DATABASE_URI"]
     if name:
diff --git a/tools/diagnostic.sh b/tools/diagnostic.sh
index 7bce736e51..0354f1299b 100755
--- a/tools/diagnostic.sh
+++ b/tools/diagnostic.sh
@@ -40,7 +40,6 @@ while getopts "anh" opt; do
 	  echo "  -h  cette aide"
 	  echo "  -n  pas d'envoi par mail"
 	  echo "  -a  enregistre la bases de donnees (prod)"
-	  echo "  -u  enregistre la base utilisateurs"
 	  exit 0
 	  ;;
       \?)
@@ -68,7 +67,7 @@ fi
 mkdir "$TMP"
 
 # Files to copy:
-FILES="/etc/hosts /etc/debian_version /etc/apt /etc/apache2 $SCODOC_DIR/VERSION $SCODOC_VAR_DIR/config"
+FILES="/etc/hosts /etc/debian_version /etc/apt /etc/nginx /etc/postfix $SCODOC_DIR/sco_version.py $SCODOC_VAR_DIR/config"
 
 
 echo "ScoDoc diagnostic: informations about your system will be "
@@ -97,10 +96,6 @@ ps auxww > "$TMP"/ps.out
 df -h > "$TMP"/df.out
 dpkg -l > "$TMP"/dpkg.lst
 
-(cd "$SCODOC_DIR"; git status > "$TMP"/git.status)
-(cd "$SCODOC_DIR"; git diff > "$TMP"/git.diff)
-
-(cd "$SCODOC_DIR"; git log -n 5 >  "$TMP"/git.log)
 ls -laR "$SCODOC_DIR" > "$TMP"/ls-laR
 
 
@@ -111,7 +106,7 @@ ls -laR "$SCODOC_DIR" > "$TMP"/ls-laR
 
 for db in "$SCODOC_DB_PROD" "$SCODOC_DB_DEV"
 do
-  (su postgres -c "echo '\dt' | psql $db") > "${TMP}/psql-$db).out"
+  (su postgres -c "echo '\dt' | psql $db") > "${TMP}/psql-$db.out"
 done
 
 
@@ -132,17 +127,12 @@ done
 # Optionally save database
 # -------------------------------------
 
-# Dump database
-function dump_db {
-    
-}
-
 if [ "${SAVE_DB}" = "1" ]
 then
     for db in "$SCODOC_DB_PROD" "$SCODOC_DB_DEV"
     do
         echo "Dumping database ${db}..."
-        pg_dump --create "${db}") | gzip > "${TMP}/${db}.dump.gz"
+        su -c "pg_dump --create ${db}" postgres | gzip > "${TMP}/${db}.dump.gz"
         # may add archives ? (no, probably too big)
     done
 fi