diff --git a/CHANGELOG.md b/CHANGELOG.md
index e8899b5..41583e8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,16 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.33.0] - 2026-04-29
+
+### Added
+- Calendar: overlapping timed events in week and day views now render side-by-side using a column-layout algorithm instead of stacking on top of each other
+- Calendar: events support optional file attachments (images, PDFs, and office documents up to 5 MB); images are shown inline in the event popup, other files as a download link
+- Birthdays: redesigned edit modal with photo avatar and name/date fields displayed side by side
+
+### Fixed
+- Calendar: attachment i18n keys are fully translated in all 15 locales (German translation added; Portuguese diacritics corrected)
+
 ## [0.32.3] - 2026-04-29
 
 ### Added
diff --git a/package-lock.json b/package-lock.json
index d7608d4..59cdcfd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "oikos",
-  "version": "0.32.3",
+  "version": "0.33.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "oikos",
-      "version": "0.32.3",
+      "version": "0.33.0",
       "license": "MIT",
       "dependencies": {
         "bcrypt": "^6.0.0",
diff --git a/package.json b/package.json
index 256a12c..ac8c542 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "oikos",
-  "version": "0.32.3",
+  "version": "0.33.0",
   "description": "Self-hosted family planner - calendar, tasks, shopping, meal planning, budget and more. Private, open-source, no subscription.",
   "main": "server/index.js",
   "type": "module",