diff --git a/CHANGELOG.md b/CHANGELOG.md
index ebba7f5c6b1..a22a30493bf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,17 @@
+## 3.5.1 (Mar 3, 2020)
+
+#### :bug: bug fix
+
+- [lighter-styleguide] fix syntax highliting ([#206](https://github.com/lightingbeetle/lighter/pull/206))
+  - color theme
+  - mdx language definition
+  - Preview component overflow
+  - prevent theme prop from falling through to first html element
+
+#### :tata: version updates
+
+- `lighter-stylegiude@3.3.1`
+
 ## 3.5.0 (Feb 19, 2020)
 
 #### :house: Internal
diff --git a/packages/styleguide/package-lock.json b/packages/styleguide/package-lock.json
index 5ce647c5b96..cf6aafd1c32 100644
--- a/packages/styleguide/package-lock.json
+++ b/packages/styleguide/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@lighting-beetle/lighter-styleguide",
-  "version": "3.3.0",
+  "version": "3.3.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/packages/styleguide/package.json b/packages/styleguide/package.json
index 936715fca32..4ec6a3ad0c6 100644
--- a/packages/styleguide/package.json
+++ b/packages/styleguide/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@lighting-beetle/lighter-styleguide",
-  "version": "3.3.0",
+  "version": "3.3.1",
   "description": "Lighter styleguide",
   "main": "build/components/index.js",
   "files": [