diff --git a/datasette/version.py b/datasette/version.py
index c1318c6f..20cb46c7 100644
--- a/datasette/version.py
+++ b/datasette/version.py
@@ -1,2 +1,2 @@
-__version__ = "1.0a19"
+__version__ = "1.0a20"
 __version_info__ = tuple(__version__.split("."))