diff --git a/HISTORY.md b/HISTORY.md
index 26ad14036..df051bc18 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -5,7 +5,7 @@ Notable changes to the codebase are documented here.
 Release names follow [*calendar versioning*](https://calver.org/):
 full year, short month, short day (YYYY-M-D)
 
-## v2020.12 (current master, in development, not released yet)
+## v2020.12.19
 
 Major changes includes:
 
diff --git a/btclib/__init__.py b/btclib/__init__.py
index 4c920c0b5..f1afdfcd9 100644
--- a/btclib/__init__.py
+++ b/btclib/__init__.py
@@ -1,5 +1,5 @@
 name = "btclib"
-__version__ = "2020.12"
+__version__ = "2020.12.19"
 __author__ = "The btclib developers"
 __author_email__ = "devs@btclib.org"
 __copyright__ = "Copyright (C) 2017-2020 The btclib developers"
diff --git a/docs/source/conf.py b/docs/source/conf.py
index a5c1aecd5..927a2468c 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -23,7 +23,7 @@
 author = "The btclib developers"
 
 # The full version, including alpha/beta/rc tags
-release = "2020.12"
+release = "2020.12.19"
 
 
 # -- General configuration ---------------------------------------------------