diff --git a/packages/core/CHANGELOG.md b/packages/core/CHANGELOG.md
index c20aee99a..fe3e4f92b 100644
--- a/packages/core/CHANGELOG.md
+++ b/packages/core/CHANGELOG.md
@@ -3,6 +3,18 @@
 All notable changes to this project will be documented in this file.
 See [Conventional Commits](https://conventionalcommits.org) for commit guidelines.
 
+## 3.29.0 - 2021-03-15
+
+#### 🚀 Updates
+
+- **[Modal]** Add optional zIndex to props (#412) ([5fa4524](https://github.com/airbnb/lunar/commit/5fa4524)), closes [#412](https://github.com/airbnb/lunar/issues/412)
+
+**Note:** Version bump only for package @airbnb/lunar
+
+
+
+
+
 ### 3.28.1 - 2021-01-22
 
 **Note:** Version bump only for package @airbnb/lunar
diff --git a/packages/core/package.json b/packages/core/package.json
index c85804bd1..6b4fd41ba 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@airbnb/lunar",
-  "version": "3.28.1",
+  "version": "3.29.0",
   "release": "1583350587083",
   "description": "React toolkit and design language for Airbnb open source and internal projects.",
   "license": "MIT",
diff --git a/packages/sizes.json b/packages/sizes.json
index b137e40a3..20e26bdfe 100644
--- a/packages/sizes.json
+++ b/packages/sizes.json
@@ -1 +1 @@
-{"apollo":{"esm":10832,"lib":14147},"app-shell":{"esm":12906,"lib":19874},"composer":{"esm":68247,"lib":101805},"core":{"esm":584388,"lib":732939},"forms":{"esm":37350,"lib":49298},"icons":{"esm":156355,"lib":205626},"layouts":{"esm":15298,"lib":20770},"metrics":{"esm":5467,"lib":7729},"test-utils":{"esm":4279,"lib":5937}}
\ No newline at end of file
+{"apollo":{"esm":10832,"lib":14147},"app-shell":{"esm":12906,"lib":19874},"composer":{"esm":68247,"lib":101805},"core":{"esm":584567,"lib":733164},"forms":{"esm":37350,"lib":49298},"icons":{"esm":156355,"lib":205626},"layouts":{"esm":15298,"lib":20770},"metrics":{"esm":5467,"lib":7729},"test-utils":{"esm":4279,"lib":5937}}
\ No newline at end of file