diff --git a/Crashlytics/CHANGELOG.md b/Crashlytics/CHANGELOG.md
index b4d4bbf8c5e..d7fb8b796f2 100644
--- a/Crashlytics/CHANGELOG.md
+++ b/Crashlytics/CHANGELOG.md
@@ -1,4 +1,4 @@
-# Unreleased
+# 12.3.0
 - [fixed] Add missing nanopb dependency to fix SwiftPM builds when building
   dynamically linked libraries. (#15276)
 
diff --git a/FirebasePerformance/CHANGELOG.md b/FirebasePerformance/CHANGELOG.md
index 14dbbbb3a16..3e301bf9443 100644
--- a/FirebasePerformance/CHANGELOG.md
+++ b/FirebasePerformance/CHANGELOG.md
@@ -1,4 +1,4 @@
-# Unreleased
+# 12.3.0
 - [fixed] Add missing nanopb dependency to fix SwiftPM builds when building
   dynamically linked libraries. (#15276)
 
diff --git a/FirebaseRemoteConfig/CHANGELOG.md b/FirebaseRemoteConfig/CHANGELOG.md
index f5db5a0a572..91ba0e80f24 100644
--- a/FirebaseRemoteConfig/CHANGELOG.md
+++ b/FirebaseRemoteConfig/CHANGELOG.md
@@ -1,4 +1,4 @@
-# Unreleased
+# 12.3.0
 - [fixed] Add missing GoogleUtilities dependency to fix SwiftPM builds when
   building dynamically linked libraries. (#15276)