diff --git a/HISTORY.rst b/HISTORY.rst
index 316cf66..4a024c3 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -99,4 +99,10 @@ History
 
 * Fix ndpi bindings.
 * Add TLS dissection features (server sni, client sni, version, organization, expiration dates)
-* Improve documentation.
\ No newline at end of file
+* Improve documentation.
+
+1.2.1 (2019-11-15)
+------------------
+
+* Fix ndpi padding and alignement issues.
+* nDPI3.1 compatibility.
\ No newline at end of file
diff --git a/docs/source/changelog.rst b/docs/source/changelog.rst
index f2698df..13a2b3e 100644
--- a/docs/source/changelog.rst
+++ b/docs/source/changelog.rst
@@ -82,4 +82,9 @@ Changelog
 
 * Fix ndpi bindings.
 * Add TLS dissection features (server sni, client sni, version, organization, expiration dates)
-* Improve documentation.
\ No newline at end of file
+* Improve documentation.
+
+**1.2.1 (2019-11-15)**
+
+* Fix ndpi padding and alignement issues.
+* nDPI3.1 compatibility.
\ No newline at end of file