diff --git a/srv/server.py b/srv/server.py
index 355f531..21138f3 100644
--- a/srv/server.py
+++ b/srv/server.py
@@ -41,7 +41,7 @@ def get(self, key: str):
 def make_app(config_values: Path) -> tornado.web.Application:
     return tornado.web.Application(
         handlers=[
-            (r"/key/(?P<key>[\d\w]+)\/?", KeyValueHandler),
+            (r"/key/(?P<key>[\d\w.-]+)\/?", KeyValueHandler),
         ],
         # settings:
         config_values=config_values,