diff --git a/participation/management/commands/update_notation_sheets.py b/participation/management/commands/update_notation_sheets.py
index d265654..b3ec992 100644
--- a/participation/management/commands/update_notation_sheets.py
+++ b/participation/management/commands/update_notation_sheets.py
@@ -6,12 +6,32 @@ from participation.models import Tournament
 
 
 class Command(BaseCommand):
+    def add_arguments(self, parser):
+        parser.add_argument(
+            '--tournament', '-t', help="Tournament name to update (if not set, all tournaments will be updated)",
+        )
+        parser.add_argument(
+            '--round', '-r', type=int, help="Round number to update (if not set, all rounds will be updated)",
+        )
+        parser.add_argument(
+            '--letter', '-l', help="Letter of the pool to update (if not set, all pools will be updated)",
+        )
+
     def handle(self, *args, **options):
-        for tournament in Tournament.objects.all():
+        tournaments = Tournament.objects.all() if not options['tournament'] \
+            else Tournament.objects.filter(name=options['tournament']).all()
+
+        for tournament in tournaments:
             if options['verbosity'] >= 1:
                 self.stdout.write(f"Updating notation sheet for {tournament}")
             tournament.create_spreadsheet()
-            for pool in tournament.pools.all():
+
+            pools = tournament.pools.all()
+            if options['round']:
+                pools = pools.filter(round=options['round'])
+            if options['letter']:
+                pools = pools.filter(letter=ord(options['letter']) - 64)
+            for pool in pools.all():
                 if options['verbosity'] >= 1:
                     self.stdout.write(f"Updating notation sheet for pool {pool.short_name} for {tournament}")
                 pool.update_spreadsheet()
diff --git a/participation/models.py b/participation/models.py
index 1edf492..bc919c0 100644
--- a/participation/models.py
+++ b/participation/models.py
@@ -616,6 +616,9 @@ class Pool(models.Model):
         return super().validate_constraints()
 
     def update_spreadsheet(self):  # noqa: C901
+        # Create tournament sheet if it does not exist
+        self.tournament.create_spreadsheet()
+
         gc = gspread.service_account_from_dict(settings.GOOGLE_SERVICE_CLIENT)
         spreadsheet = gc.open_by_key(self.tournament.notes_sheet_id)
         worksheets = spreadsheet.worksheets()