diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 969d3db..a5d1cf2 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "2.1.0"
+  ".": "2.2.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index fb6cd16..74aeb17 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,17 @@ All notable changes are documented here. The format is based on
 [Keep a Changelog](https://keepachangelog.com/en/1.1.0/), and the
 project follows [Semantic Versioning](https://semver.org/).
 
+## [2.2.0](https://github.com/Utilified/aemo-mdff-reader/compare/v2.1.0...v2.2.0) (2026-05-10)
+
+
+### ⚠ BREAKING CHANGES
+
+* minimum Python version is now 3.11. Users on 3.10 should pin to `aemo-mdff-reader<2.2`.
+
+### Features
+
+* drop Python 3.10, bump dev floor to pandas 3 / numpy 2.x ([876c863](https://github.com/Utilified/aemo-mdff-reader/commit/876c863186a7de14b05fa35b0a864b38e4292701))
+
 ## [2.1.0](https://github.com/Utilified/aemo-mdff-reader/compare/v2.0.4...v2.1.0) (2026-05-10)
 
 
diff --git a/aemo_mdff_reader/__init__.py b/aemo_mdff_reader/__init__.py
index e75dcb8..0f367e2 100644
--- a/aemo_mdff_reader/__init__.py
+++ b/aemo_mdff_reader/__init__.py
@@ -48,7 +48,7 @@
     NMIDetails,
 )
 
-__version__ = "2.1.0"  # x-release-please-version
+__version__ = "2.2.0"  # x-release-please-version
 
 __all__ = [
     "INTERVAL_DATA_OUTPUT_HEADERS",
diff --git a/pyproject.toml b/pyproject.toml
index 07a6d3d..f28bf59 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,7 +11,7 @@ build-backend = "setuptools.build_meta"
 # Pillow / PIL precedent (``pip install Pillow`` → ``import PIL``)
 # applies here.
 name = "aemo-mdff-reader"
-version = "2.1.0"
+version = "2.2.0"
 description = "Fast streaming reader for AEMO MDFF NEM12 / NEM13 metering files. Zero required dependencies."
 readme = "README.md"
 license = "MIT"