diff --git a/CHANGELOG.md b/CHANGELOG.md
index 949537b..2763b5f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,13 @@
+# v0.4.0
+
+## Features
+* feat: update non_os_package_support flag (Darren Murray)([183a10c](https://github.com/lacework/terraform-aws-ecr/commit/183a10cf31c65c16adba281045303b2d5e026934))
+## Documentation Updates
+* docs: fix typo (Darren Murray)([63e4e58](https://github.com/lacework/terraform-aws-ecr/commit/63e4e58141baed813d9ff4ec68e9833c03cbf66c))
+* docs: update contribution docs link (Darren)([d41968f](https://github.com/lacework/terraform-aws-ecr/commit/d41968f8cc32f0567013672b0c7d96fb861f0a2a))
+## Other Changes
+* ci: version bump to v0.3.2-dev (Lacework)([203d3e7](https://github.com/lacework/terraform-aws-ecr/commit/203d3e79402c9eaf91ffd23a3bf8a77e623ebd3b))
+---
 # v0.3.1
 
 ## Bug Fixes
diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index 7e48859..164bba3 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -1,7 +1,10 @@
 # Release Notes
-Another day, another release. These are the release notes for the version `v0.3.1`.
+Another day, another release. These are the release notes for the version `v0.4.0`.
 
-## Bug Fixes
-* fix: bump Lacework provider version to ~> v0.11 (#20) (Salim Afiune)([7dbd93d](https://github.com/lacework/terraform-aws-ecr/commit/7dbd93d95ed71a4d7d0020825f4a6f9298752cf7))
+## Features
+* feat: update non_os_package_support flag (Darren Murray)([183a10c](https://github.com/lacework/terraform-aws-ecr/commit/183a10cf31c65c16adba281045303b2d5e026934))
+## Documentation Updates
+* docs: fix typo (Darren Murray)([63e4e58](https://github.com/lacework/terraform-aws-ecr/commit/63e4e58141baed813d9ff4ec68e9833c03cbf66c))
+* docs: update contribution docs link (Darren)([d41968f](https://github.com/lacework/terraform-aws-ecr/commit/d41968f8cc32f0567013672b0c7d96fb861f0a2a))
 ## Other Changes
-* ci: version bump to v0.3.1-dev (Lacework)([94fa5b0](https://github.com/lacework/terraform-aws-ecr/commit/94fa5b0b41f5e35099d33781fea9d8a3701ad0a4))
+* ci: version bump to v0.3.2-dev (Lacework)([203d3e7](https://github.com/lacework/terraform-aws-ecr/commit/203d3e79402c9eaf91ffd23a3bf8a77e623ebd3b))
diff --git a/VERSION b/VERSION
index d9a9ca6..60a2d3e 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.3.2-dev
\ No newline at end of file
+0.4.0
\ No newline at end of file