diff --git a/HISTORY.rst b/HISTORY.rst
index 15251c3d40bb76643528d46d62cd195a86ec279a..eac83b35b6d6ff5a5a319ac12a6cfb4ff40a1b12 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -2,6 +2,12 @@
 History
 =======
 
+
+0.2.1 (2019-07-16)
+------------------
+
+* Added the noise curve for the Einstein Telescope (configuration D only).
+
 0.1.0 (2016-03-15)
 ------------------