diff --git a/packages/agent/CHANGELOG.md b/packages/agent/CHANGELOG.md
index 6149a6949..a63cb4616 100644
--- a/packages/agent/CHANGELOG.md
+++ b/packages/agent/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.42.0] - 2026-01-09
 
 ## [0.41.0] - 2026-01-09
diff --git a/packages/ai/CHANGELOG.md b/packages/ai/CHANGELOG.md
index 1bccdf25d..251e1aff2 100644
--- a/packages/ai/CHANGELOG.md
+++ b/packages/ai/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.42.0] - 2026-01-09
 
 ### Added
diff --git a/packages/coding-agent/CHANGELOG.md b/packages/coding-agent/CHANGELOG.md
index 18e1cce26..8fc5a847c 100644
--- a/packages/coding-agent/CHANGELOG.md
+++ b/packages/coding-agent/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.42.0] - 2026-01-09
 
 ### Added
diff --git a/packages/mom/CHANGELOG.md b/packages/mom/CHANGELOG.md
index 51265e417..b4517362a 100644
--- a/packages/mom/CHANGELOG.md
+++ b/packages/mom/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.42.0] - 2026-01-09
 
 ## [0.41.0] - 2026-01-09
diff --git a/packages/tui/CHANGELOG.md b/packages/tui/CHANGELOG.md
index c8d1cd817..eea59e7e5 100644
--- a/packages/tui/CHANGELOG.md
+++ b/packages/tui/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.42.0] - 2026-01-09
 
 ## [0.41.0] - 2026-01-09
diff --git a/packages/web-ui/CHANGELOG.md b/packages/web-ui/CHANGELOG.md
index cba57685f..8461c61e8 100644
--- a/packages/web-ui/CHANGELOG.md
+++ b/packages/web-ui/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.42.0] - 2026-01-09
 
 ## [0.41.0] - 2026-01-09