diff --git a/CHANGELOG.md b/CHANGELOG.md
index bcf8032609f312b538ee916814f227a34c54b49d..b2a28c8cfe1b196ac77a666f1da96f1761428060 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -123,4 +123,6 @@
 
 ## 2.1.1 (not released yet)
 
-- (no changes yet)
\ No newline at end of file
+- Updated to ProB 1.13.0
+- Updated keywords for B rules machines
+- Fixed and expanded snippets for B relation/function operators
\ No newline at end of file
diff --git a/README.md b/README.md
index 995897e7f56371a41a3bfa89f5217ae6a0e0b042..ffda12b7596bfe3c1ef9d8a45ec3108f541c8136 100644
--- a/README.md
+++ b/README.md
@@ -39,12 +39,11 @@ The language server can be found here https://github.com/SeeBasTStick/b-language
 
 ## Release Notes
 
-### 2.1.0
-
-- Updated to ProB 1.12.1
-- Now requires VSCode 1.67
-- Optimized dependencies
+### 2.1.1
 
+- Updated to ProB 1.13.0
+- Updated keywords for B rules machines
+- Fixed and expanded snippets for B relation/function operators
 
 ## Acknowledgements