diff --git a/updatebot.py b/updatebot.py
index 2aaddfb..8edfe53 100644
--- a/updatebot.py
+++ b/updatebot.py
@@ -220,6 +220,7 @@ class Config(pydantic.BaseModel):
 class Arguments:
     config: Path
     branch_name: str
+    dry_run: bool
     projects: list[str]
 
 
@@ -247,6 +248,7 @@ def parse_args() -> Arguments:
         default=XDG_CONFIG_HOME / 'updatebot' / 'config.toml',
     )
     parser.add_argument('--branch-name', '-b', default='updatebot')
+    parser.add_argument('--dry-run', '-n', action='store_true', default=False)
     parser.add_argument('projects', metavar='project', nargs='*', default=[])
     return parser.parse_args(namespace=Arguments())
 
@@ -321,8 +323,9 @@ def main() -> None:
                 repo, f'refs/remotes/origin/{args.branch_name}'
             )
         )
-        repo.remote().push(force=True)
-        config.repo.create_pr(title, args.branch_name, config.repo.branch)
+        if not args.dry_run:
+            repo.remote().push(force=True)
+            config.repo.create_pr(title, args.branch_name, config.repo.branch)
 
 
 if __name__ == '__main__':