diff --git a/CHANGELOG b/CHANGELOG
index 3d099fdecd..37f39de616 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,7 @@
 * Remove string attribute from views
 * Don't check write access on model for button with groups
 * Limit readonly state for xxx2Many
+* Add option to update modules list with trytond-admin
 * Use home directory as default path for database and web root.
 * Add count option on Action Window Domains
 * Remove window_name on Action Window
diff --git a/trytond/admin.py b/trytond/admin.py
index aa5374f1b4..3d9c38dacc 100644
--- a/trytond/admin.py
+++ b/trytond/admin.py
@@ -45,7 +45,13 @@ def run(options):
                 lang = [x[0] for x in cursor.fetchall()]
         else:
             lang = None
-        Pool(db_name).init(update=options.update, lang=lang)
+        pool = Pool(db_name)
+        pool.init(update=options.update, lang=lang)
+
+        if options.update_modules_list:
+            with Transaction().start(db_name, 0) as transaction:
+                Module = pool.get('ir.module')
+                Module.update_list()
 
     for db_name in options.database_names:
         if init[db_name]:
diff --git a/trytond/commandline.py b/trytond/commandline.py
index 45bb900710..d4788f6a4e 100644
--- a/trytond/commandline.py
+++ b/trytond/commandline.py
@@ -46,6 +46,8 @@ def get_parser_admin():
         metavar='MODULE', help="update a module")
     parser.add_argument("--all", dest="update", action="append_const",
         const="ir", help="update all installed modules")
+    parser.add_argument("-m", "--update-modules-list", action="store_true",
+        dest="update_modules_list", help="Update list of tryton modules")
 
     parser.epilog = ('The first time a database is initialized admin '
         'password is read from file defined by TRYTONPASSFILE '