diff --git a/CHANGELOG.v2.alpha.md b/CHANGELOG.v2.alpha.md
index f1d3b1d8ea4ad..63f5c9368f169 100644
--- a/CHANGELOG.v2.alpha.md
+++ b/CHANGELOG.v2.alpha.md
@@ -2,6 +2,8 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+## [2.121.0-alpha.0](https://github.com/aws/aws-cdk/compare/v2.120.0-alpha.0...v2.121.0-alpha.0) (2024-01-12)
+
 ## [2.120.0-alpha.0](https://github.com/aws/aws-cdk/compare/v2.119.0-alpha.0...v2.120.0-alpha.0) (2024-01-12)
 
 ## [2.119.0-alpha.0](https://github.com/aws/aws-cdk/compare/v2.118.0-alpha.0...v2.119.0-alpha.0) (2024-01-11)
diff --git a/CHANGELOG.v2.md b/CHANGELOG.v2.md
index 23ccf83560e1d..ab27208d8c3f3 100644
--- a/CHANGELOG.v2.md
+++ b/CHANGELOG.v2.md
@@ -2,6 +2,13 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+## [2.121.0](https://github.com/aws/aws-cdk/compare/v2.120.0...v2.121.0) (2024-01-12)
+
+
+### Features
+
+* **ec2:** add dual stack vpc support ([#28480](https://github.com/aws/aws-cdk/issues/28480)) ([754fd99](https://github.com/aws/aws-cdk/commit/754fd99e1963db9ec883c50784d3094cc463b70b)), closes [#894](https://github.com/aws/aws-cdk/issues/894)
+
 ## [2.120.0](https://github.com/aws/aws-cdk/compare/v2.119.0...v2.120.0) (2024-01-12)
 
 
diff --git a/version.v2.json b/version.v2.json
index 5df3fdd76f89c..c6c734137101a 100644
--- a/version.v2.json
+++ b/version.v2.json
@@ -1,4 +1,4 @@
 {
-  "version": "2.120.0",
-  "alphaVersion": "2.120.0-alpha.0"
+  "version": "2.121.0",
+  "alphaVersion": "2.121.0-alpha.0"
 }
\ No newline at end of file