diff --git a/Crashlytics/CHANGELOG.md b/Crashlytics/CHANGELOG.md
index fd5a3625887..d7ebe887305 100644
--- a/Crashlytics/CHANGELOG.md
+++ b/Crashlytics/CHANGELOG.md
@@ -1,4 +1,4 @@
-# Unreleased
+# 11.9.0
- [fixed] Made on-demand fatal recording thread suspension configurable through setting to imrpove performance and avoid audio glitch on Unity. Change is for framework only.
# 11.7.0
diff --git a/FirebaseAuth/CHANGELOG.md b/FirebaseAuth/CHANGELOG.md
index 33d954d0e6c..01349d8f334 100644
--- a/FirebaseAuth/CHANGELOG.md
+++ b/FirebaseAuth/CHANGELOG.md
@@ -1,4 +1,4 @@
-# Unreleased
+# 11.9.0
- [changed] Using reCAPTCHA Enterprise and Firebase Auth requires reCAPTCHA
Enterprise 18.7.0 or later.
diff --git a/FirebaseDatabase/CHANGELOG.md b/FirebaseDatabase/CHANGELOG.md
index accd96ce136..d2a83c45116 100644
--- a/FirebaseDatabase/CHANGELOG.md
+++ b/FirebaseDatabase/CHANGELOG.md
@@ -1,4 +1,4 @@
-# Unreleased
+# 11.9.0
- [fixed] Fix connection failure issue introduced in 10.27.0 by restoring the
Socket Rocket implementation instead of `NSURLSessionWebSocket`. Note that
this may expose a Thread Performance Checker Warning (#12883).
diff --git a/FirebaseMessaging/CHANGELOG.md b/FirebaseMessaging/CHANGELOG.md
index 03fc3bd31c2..68694c63d15 100644
--- a/FirebaseMessaging/CHANGELOG.md
+++ b/FirebaseMessaging/CHANGELOG.md
@@ -1,4 +1,4 @@
-# Unreleased
+# 11.9.0
- [fixed] Migrate FCM codebase to new NSKeyedUnarchiver APIs. (#14424).
# 11.8.0
diff --git a/FirebaseRemoteConfig/CHANGELOG.md b/FirebaseRemoteConfig/CHANGELOG.md
index 94070a6c2bd..b90b6cc2871 100644
--- a/FirebaseRemoteConfig/CHANGELOG.md
+++ b/FirebaseRemoteConfig/CHANGELOG.md
@@ -1,4 +1,4 @@
-# Unreleased
+# 11.9.0
- [fixed] Mark internal `fetchSession` property as `atomic` to prevent a concurrency
related crash. (#14449)
diff --git a/FirebaseVertexAI/CHANGELOG.md b/FirebaseVertexAI/CHANGELOG.md
index ab9fb24015c..383651f4fb8 100644
--- a/FirebaseVertexAI/CHANGELOG.md
+++ b/FirebaseVertexAI/CHANGELOG.md
@@ -1,4 +1,4 @@
-# Unreleased
+# 11.9.0
- [feature] **Public Preview**: Added support for generating images using the
Imagen 3 model.
diff --git a/Firestore/CHANGELOG.md b/Firestore/CHANGELOG.md
index d5a23b4859b..a006d39ab7b 100644
--- a/Firestore/CHANGELOG.md
+++ b/Firestore/CHANGELOG.md
@@ -1,4 +1,4 @@
-# Unreleased
+# 11.9.0
- [fixed] Fixed memory leak in `Query.whereField()`. (#13978)
# 11.8.0