diff --git a/docs/releases.mdx b/docs/releases.mdx
index d4bb0a139..ed80cd199 100644
--- a/docs/releases.mdx
+++ b/docs/releases.mdx
@@ -12,7 +12,8 @@ Currently supported versions of Sourcegraph:
 
 | **Release**  | **General Availability Date** | **Supported** | **Release Notes**                                                  | **Install**                                          |
 |--------------|-------------------------------|---------------|--------------------------------------------------------------------|------------------------------------------------------|
-| 6.4 Patch 2  | June 2025                     | ✅             | [Notes](https://sourcegraph.com/docs/technical-changelog#v641203)  | [Install](https://sourcegraph.com/docs/admin/deploy) |
+| 6.4 Patch 3  | June 2025                     | ✅             | [Notes](https://sourcegraph.com/docs/technical-changelog#v643889)  | [Install](https://sourcegraph.com/docs/admin/deploy) |
+| 6.4 Patch 2  | June 2025                     | ✅             | [Notes](https://sourcegraph.com/docs/technical-changelog#v642622)  | [Install](https://sourcegraph.com/docs/admin/deploy) |
 | 6.4 Patch 1  | June 2025                     | ✅             | [Notes](https://sourcegraph.com/docs/technical-changelog#v641203)  | [Install](https://sourcegraph.com/docs/admin/deploy) |
 | 6.4 Patch 0  | May 2025                      | ✅             | [Notes](https://sourcegraph.com/docs/technical-changelog#v640)     | [Install](https://sourcegraph.com/docs/admin/deploy) |
 | 6.3 Patch 2  | May 2025                      | ✅             | [Notes](https://sourcegraph.com/docs/technical-changelog#v634167)  | [Install](https://sourcegraph.com/docs/admin/deploy) |
diff --git a/docs/technical-changelog.mdx b/docs/technical-changelog.mdx
index 0fda57239..bbca79885 100644
--- a/docs/technical-changelog.mdx
+++ b/docs/technical-changelog.mdx
@@ -4,6 +4,47 @@ This page documents all notable changes to Sourcegraph. For more detailed change
 
 {/* CHANGELOG_START */}
 
+# 6.4 Patch 3
+
+## v6.4.3889
+
+- [sourcegraph](https://github.com/sourcegraph/sourcegraph/releases/tag/v6.4.3889)
+
+- [docker-compose](https://github.com/sourcegraph/deploy-sourcegraph-docker/releases/tag/v6.4.3889)
+
+- [helm](https://github.com/sourcegraph/deploy-sourcegraph-helm/releases/tag/v6.4.3889)
+
+- [kustomize](https://github.com/sourcegraph/deploy-sourcegraph-k8s/releases/tag/v6.4.3889)
+
+### Fix
+
+#### Batch Changes
+
+- don't sync changesets from soft-deleted namespaces (#6039) `(PR #6061)`
+  - fix(batches): fixed an issue where Batch Changes would attempt to sync changesets from deleted namespaces resulting in delays and timeouts for active changesets
+
+### Reverts
+
+  There were no reverts for this release
+
+### Untracked
+
+The following PRs were merged onto the previous release branch but could not be automatically mapped to a corresponding commit in this release:
+
+- [Backport 6.4.x] bitbucket: Fix panic with nil logger `(PR #5605)`
+- move grafana dashboards for retry to proper section `(PR #5603)`
+  - N/A  Backport 413705d76b9e4b258f3718f884e3c3c2ddf4f6fd from #5602
+- gitserver: have gitserver try re-running commands before marking repositories as corrupt `(PR #5584)`
+  - N/A
+  Backport 4e0ca00f1e5fb1951a0f24bb7ccb3af918ce33ec from #5531
+- Fix repository package names `(PR #5581)`
+- [Backport 6.4.x] feat(deep search): add current stats to telemetry `(PR #5563)`
+- Remove "Outdated" stats on permissions page `(PR #5553)`
+  -  Backport 484e546eca171cc184c86cf2cf7119f358f4bc02 from #5515
+
+{/* RSS={"version":"v6.4.3889", "releasedAt": "2025-06-18"} */}
+
+
 # 6.4 Patch 2
 
 ## v6.4.2622