diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index f8b1f7b6..c76f47ef 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "8.19.0"
+  ".": "8.19.1"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index bfe37bf1..d1640846 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,13 @@
 
 All notable changes to the LaunchDarkly Ruby SDK will be documented in this file. This project adheres to [Semantic Versioning](http://semver.org).
 
+## [8.19.1](https://github.com/launchdarkly/ruby-server-sdk/compare/8.19.0...8.19.1) (2026-10-23)
+
+
+### Bug Fixes
+
+* Notify dependent flags when an FDv2 prerequisite or segment changes ([#470](https://github.com/launchdarkly/ruby-server-sdk/issues/470)) ([6d79abe](https://github.com/launchdarkly/ruby-server-sdk/commit/6d79abe6c6c764a70a1b941034e4570ae78fd08c))
+
 ## [8.19.0](https://github.com/launchdarkly/ruby-server-sdk/compare/8.18.3...8.19.0) (2026-10-15)
 
 
diff --git a/PROVENANCE.md b/PROVENANCE.md
index 0c72fb70..18197459 100644
--- a/PROVENANCE.md
+++ b/PROVENANCE.md
@@ -9,7 +9,7 @@ To verify build provenance attestations, we recommend using the [GitHub CLI `att
 <!-- x-release-please-start-version -->
 ```
 # Set the version of the SDK to verify
-SDK_VERSION=8.19.0
+SDK_VERSION=8.19.1
 ```
 <!-- x-release-please-end -->
 
diff --git a/lib/ldclient-rb/version.rb b/lib/ldclient-rb/version.rb
index c87d0cbe..e1dece15 100644
--- a/lib/ldclient-rb/version.rb
+++ b/lib/ldclient-rb/version.rb
@@ -1,3 +1,3 @@
 module LaunchDarkly
-  VERSION = "8.19.0" # x-release-please-version
+  VERSION = "8.19.1" # x-release-please-version
 end