diff --git a/packages/agent/CHANGELOG.md b/packages/agent/CHANGELOG.md
index 1c3e2ac42..a76c5cddc 100644
--- a/packages/agent/CHANGELOG.md
+++ b/packages/agent/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.52.9] - 2026-02-08
 
 ## [0.52.8] - 2026-02-07
diff --git a/packages/ai/CHANGELOG.md b/packages/ai/CHANGELOG.md
index 10f4f6b5a..b0ef646b7 100644
--- a/packages/ai/CHANGELOG.md
+++ b/packages/ai/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.52.9] - 2026-02-08
 
 ### Changed
diff --git a/packages/coding-agent/CHANGELOG.md b/packages/coding-agent/CHANGELOG.md
index 24fb93ee1..6b2a85eef 100644
--- a/packages/coding-agent/CHANGELOG.md
+++ b/packages/coding-agent/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.52.9] - 2026-02-08
 
 ### New Features
diff --git a/packages/mom/CHANGELOG.md b/packages/mom/CHANGELOG.md
index a1f5e149b..fa8320dd2 100644
--- a/packages/mom/CHANGELOG.md
+++ b/packages/mom/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.52.9] - 2026-02-08
 
 ## [0.52.8] - 2026-02-07
diff --git a/packages/tui/CHANGELOG.md b/packages/tui/CHANGELOG.md
index 0752af9e4..82a0ebffd 100644
--- a/packages/tui/CHANGELOG.md
+++ b/packages/tui/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.52.9] - 2026-02-08
 
 ## [0.52.8] - 2026-02-07
diff --git a/packages/web-ui/CHANGELOG.md b/packages/web-ui/CHANGELOG.md
index 97f81f212..744d791ee 100644
--- a/packages/web-ui/CHANGELOG.md
+++ b/packages/web-ui/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.52.9] - 2026-02-08
 
 ## [0.52.8] - 2026-02-07