diff --git a/docs/project/changelog.rst b/docs/project/changelog.rst
index a8b77c034..ea9079166 100644
--- a/docs/project/changelog.rst
+++ b/docs/project/changelog.rst
@@ -28,7 +28,7 @@ They may change at any time.
 10.1
 ----
 
-*In development*
+*November 14, 2021*
 
 New features
 ............
diff --git a/src/websockets/version.py b/src/websockets/version.py
index 3a6e6aa08..cb76be5d2 100644
--- a/src/websockets/version.py
+++ b/src/websockets/version.py
@@ -16,7 +16,7 @@
 # When tagging a release, set `released = True`.
 # After tagging a release, set `released = False` and increment `tag`.
 
-released = False
+released = True
 
 tag = version = commit = "10.1"