diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9160c1d..a774d96 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,7 @@
 
 All notable changes to this project will be documented in this file.
 
-## [0.11.0] - 2024-06-10
+## [0.12.0] - 2024-07-05
 
 ### Bug Fixes
 
@@ -15,6 +15,12 @@ All notable changes to this project will be documented in this file.
 
 - Bump arrow version (Adrian Seyboldt)
 
+- First part of low rank mass matrix adaptation (Adrian Seyboldt)
+
+- Add option to specify mass matrix update frequency (Adrian Seyboldt)
+
+- Add low-rank modified mass matrix adaptation (Adrian Seyboldt)
+
 
 ### Miscellaneous Tasks
 
@@ -22,6 +28,8 @@ All notable changes to this project will be documented in this file.
 
 - Prepare release (Adrian Seyboldt)
 
+- Update changelog (Adrian Seyboldt)
+
 
 ### Refactor
 
@@ -33,6 +41,11 @@ All notable changes to this project will be documented in this file.
 - Some minor clippy fixes (Adrian Seyboldt)
 
 
+### Testing
+
+- Add proptest failure and increase tolerance (Adrian Seyboldt)
+
+
 ## [0.9.0] - 2024-04-16
 
 ### Documentation
diff --git a/Cargo.toml b/Cargo.toml
index e0cad01..aa72132 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "nuts-rs"
-version = "0.11.0"
+version = "0.12.0"
 authors = [
   "Adrian Seyboldt <adrian.seyboldt@gmail.com>",
   "PyMC Developers <pymc.devs@gmail.com>",