diff --git a/synapse/rest/client/versions.py b/synapse/rest/client/versions.py
index e984ea47db..2ecb15deee 100644
--- a/synapse/rest/client/versions.py
+++ b/synapse/rest/client/versions.py
@@ -30,6 +30,7 @@ class VersionsRestServlet(RestServlet):
                 "r0.0.1",
                 "r0.1.0",
                 "r0.2.0",
+                "r0.3.0",
             ]
         })