diff --git a/docs/specification.rst b/docs/specification.rst
index e8790c2adc..b5bfce59e5 100644
--- a/docs/specification.rst
+++ b/docs/specification.rst
@@ -774,7 +774,7 @@ Example::
 
   {
     "visibility": "public", 
-    "room_alias_name": "the pub",
+    "room_alias_name": "thepub",
     "name": "The Grand Duke Pub",
     "topic": "All about happy hour"
   }