diff --git a/maubot/__meta__.py b/maubot/__meta__.py
index c8124c2..91b1a0b 100644
--- a/maubot/__meta__.py
+++ b/maubot/__meta__.py
@@ -1 +1 @@
-__version__ = "0.1.0.dev20"
+__version__ = "0.1.0.dev21"