diff --git a/CHANGELOG.md b/CHANGELOG.md
index 63aa4c3bf3be9..4608b33a6503c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,32 @@
 
 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.
 
+## [1.104.0](https://github.com/aws/aws-cdk/compare/v1.103.0...v1.104.0) (2021-05-14)
+
+
+### ⚠ BREAKING CHANGES TO EXPERIMENTAL FEATURES
+
+* **apigatewayv2:** setting the authorizer of an API route to HttpNoneAuthorizer will now remove any existing authorizer on the route
+
+### Features
+
+* **appsync:** elasticsearch data source for graphql api ([#14651](https://github.com/aws/aws-cdk/issues/14651)) ([2337b5d](https://github.com/aws/aws-cdk/commit/2337b5d965028ba06d6ff72f991c0b8e46433a8f)), closes [#6063](https://github.com/aws/aws-cdk/issues/6063)
+* **cfnspec:** cloudformation spec v35.2.0 ([#14610](https://github.com/aws/aws-cdk/issues/14610)) ([799ce1a](https://github.com/aws/aws-cdk/commit/799ce1a7d5fb261cae92d514b4f7e315d8f0e589))
+* **cloudwatch:** GraphWidget supports period and statistic ([#14679](https://github.com/aws/aws-cdk/issues/14679)) ([b240f6e](https://github.com/aws/aws-cdk/commit/b240f6ece74d129e5f43b210e8ad12f95c4a2971))
+* **cloudwatch:** time range support for GraphWidget ([#14659](https://github.com/aws/aws-cdk/issues/14659)) ([010a6b1](https://github.com/aws/aws-cdk/commit/010a6b1a14f14be5001779644df3d3a2e27d4e71)), closes [#4649](https://github.com/aws/aws-cdk/issues/4649)
+* **ecs:** add support for EC2 Capacity Providers ([#14386](https://github.com/aws/aws-cdk/issues/14386)) ([114f7cc](https://github.com/aws/aws-cdk/commit/114f7ccdaf736988834fe2be487363a992a31369))
+* **secretsmanager:** Automatically grant permissions to rotation Lambda ([#14471](https://github.com/aws/aws-cdk/issues/14471)) ([85e00fa](https://github.com/aws/aws-cdk/commit/85e00faf1e3bcc32c2f7aa881d42c6d1f6c17f63))
+
+
+### Bug Fixes
+
+* **apigatewayv2:** authorizer is not removed when HttpNoneAuthorizer is used ([#14424](https://github.com/aws/aws-cdk/issues/14424)) ([3698a91](https://github.com/aws/aws-cdk/commit/3698a91ac81a31f763c55487f200458d5b5eaf0f)), closes [40aws-cdk/aws-apigatewayv2/lib/http/route.ts#L159](https://github.com/40aws-cdk/aws-apigatewayv2/lib/http/route.ts/issues/L159)
+* **ecs:** Classes FargateService and Ec2Service have no defaultChild ([#14691](https://github.com/aws/aws-cdk/issues/14691)) ([348e11e](https://github.com/aws/aws-cdk/commit/348e11e26edc0ff90b623b7cec778f4935e61e6d)), closes [#14665](https://github.com/aws/aws-cdk/issues/14665)
+* **events-targets:** circular dependency when adding a KMS-encrypted SQS queue  ([#14638](https://github.com/aws/aws-cdk/issues/14638)) ([3063818](https://github.com/aws/aws-cdk/commit/3063818aa7c3c3ff56cf55254b0f6561db190a3e)), closes [#11158](https://github.com/aws/aws-cdk/issues/11158)
+* **lambda:** custom resource fails to connect to efs filesystem ([#14431](https://github.com/aws/aws-cdk/issues/14431)) ([10a633c](https://github.com/aws/aws-cdk/commit/10a633c8cda9f21b85c82f911d88641f3a362c4d))
+* **lambda-event-sources:** incorrect documented defaults for stream types ([#14562](https://github.com/aws/aws-cdk/issues/14562)) ([0ea24e9](https://github.com/aws/aws-cdk/commit/0ea24e95939412765c0e09133a7793557f779c76)), closes [#13908](https://github.com/aws/aws-cdk/issues/13908)
+* **lambda-nodejs:** handler filename missing from error message ([#14564](https://github.com/aws/aws-cdk/issues/14564)) ([256fd4c](https://github.com/aws/aws-cdk/commit/256fd4c6fcdbe6519bc70f62415557dbeae950a1))
+
 ## [1.103.0](https://github.com/aws/aws-cdk/compare/v1.102.0...v1.103.0) (2021-05-10)
 
 
diff --git a/version.v1.json b/version.v1.json
index 60bdf592f8796..9076251f5032f 100644
--- a/version.v1.json
+++ b/version.v1.json
@@ -1,3 +1,3 @@
 {
-  "version": "1.103.0"
+  "version": "1.104.0"
 }