diff --git a/domjudge_utility/version.py b/domjudge_utility/version.py
index 040835a..c35625a 100644
--- a/domjudge_utility/version.py
+++ b/domjudge_utility/version.py
@@ -1 +1 @@
-__version__ = "0.0.20"
+__version__ = "0.0.21"
diff --git a/pyproject.toml b/pyproject.toml
index ccff541..06272f0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "domjudge-utility"
-version = "0.0.20"
+version = "0.0.21"
 description = "DOMjudge Utility"
 authors = ["Dup4 <lyuzhi.pan@gmail.com>"]
 license = "MIT"