diff --git a/docs/changelog.rst b/docs/changelog.rst
index 76073f809..5399d4bc9 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -29,8 +29,6 @@ Changelog
 
 Also:
 
-* Added compatibility with Python 3.7.
-
 * :func:`~client.connect()` performs HTTP Basic Auth when the URI contains
   credentials.
 
@@ -139,8 +137,6 @@ Also:
 3.3
 ...
 
-* Ensured compatibility with Python 3.6.
-
 * Reduced noise in logs caused by connection resets.
 
 * Avoided crashing on concurrent writes on slow connections.
diff --git a/websockets/client.py b/websockets/client.py
index 3a810173c..92f29e9f5 100644
--- a/websockets/client.py
+++ b/websockets/client.py
@@ -393,7 +393,6 @@ def __aenter__(self):
     def __aexit__(self, exc_type, exc_value, traceback):
         yield from self.ws_client.close()
 
-    @asyncio.coroutine
     def __await__(self):
         transport, protocol = yield from self._creating_connection
 
diff --git a/websockets/server.py b/websockets/server.py
index 12c6514e1..8db048282 100644
--- a/websockets/server.py
+++ b/websockets/server.py
@@ -738,7 +738,6 @@ def __aexit__(self, exc_type, exc_value, traceback):
         self.ws_server.close()
         yield from self.ws_server.wait_closed()
 
-    @asyncio.coroutine
     def __await__(self):
         server = yield from self._creating_server
         self.ws_server.wrap(server)