diff --git a/.cz.toml b/.cz.toml
index a6647ad..92982c1 100644
--- a/.cz.toml
+++ b/.cz.toml
@@ -1,6 +1,6 @@
 [tool.commitizen]
 name = "cz_nhm"
-version = "2.1.1"
+version = "2.2.0"
 tag_format = "v$version"
 update_changelog_on_bump = true
 changelog_incremental = true
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6607ffc..5b52628 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## v2.2.0 (2024-04-24)
+
+### Feature
+
+- self signed certificates, letsencrypt updates, etc
+
 ## v2.1.1 (2024-04-09)
 
 ### Fix
diff --git a/api/pyproject.toml b/api/pyproject.toml
index 683c216..f5bcac0 100644
--- a/api/pyproject.toml
+++ b/api/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "phenome10k"
-version = "2.1.1"
+version = "2.2.0"
 description = "Hosting of 3D biological models for the academic and educational community."
 requires-python = ">=3.8"
 license = { text = "GPL-3.0-or-later" }
diff --git a/web/package.json b/web/package.json
index f79aae6..b0fe416 100644
--- a/web/package.json
+++ b/web/package.json
@@ -1,6 +1,6 @@
 {
   "name": "phenome-10k",
-  "version": "2.1.1",
+  "version": "2.2.0",
   "description": "Hosting of 3D biological models for the academic and educational community.",
   "main": "index.js",
   "author": "Paul Kiddle <p.kiddle@nhm.ac.uk>",