diff --git a/jupyterhub/_version.py b/jupyterhub/_version.py
index 9fa4396d..98c67d6d 100644
--- a/jupyterhub/_version.py
+++ b/jupyterhub/_version.py
@@ -7,8 +7,8 @@ version_info = (
     0,
     9,
     0,
-    "rc1",  # release (b1, rc1)
-    # "dev",  # dev
+    "",  # release (b1, rc1)
+    "dev",  # dev
 )
 
 # pep 440 version: no dot before beta/rc, but before .dev