diff --git a/CHANGELOG.md b/CHANGELOG.md
index edfb54ce7ff25e01a6640681c7b6fa3d88e608f8..22f04f8ec878a26d27399f8e1e04a4a980bcd8ef 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,15 @@
 # All notable changes will be documented in this file
 
+## [2.1.1] 2023-04-28
+Version 2.1.1 release of Bilby
+
+Bugfix release
+
+### Changes
+- Fix the matched filter SNR phase for the multiband likelihood (!1253)
+- Bugfix for Fisher matrix proposals in `bilby_mcmc` (!1251)
+- Make the changes to the spline calibration backward compatible, 2.0.2 resume files can't be read with 2.1.0 (!1250)
+
 ## [2.1.0] 2023-04-12
 Version 2.1.0 release of Bilby