diff --git a/packages/agent/CHANGELOG.md b/packages/agent/CHANGELOG.md
index d9e4320f0..3685ec28d 100644
--- a/packages/agent/CHANGELOG.md
+++ b/packages/agent/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.77.0] - 2026-05-28
 
 ### Breaking Changes
diff --git a/packages/ai/CHANGELOG.md b/packages/ai/CHANGELOG.md
index 43d09bbee..7266c79b5 100644
--- a/packages/ai/CHANGELOG.md
+++ b/packages/ai/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.77.0] - 2026-05-28
 
 ### Added
diff --git a/packages/coding-agent/CHANGELOG.md b/packages/coding-agent/CHANGELOG.md
index ef66ae287..0f803a927 100644
--- a/packages/coding-agent/CHANGELOG.md
+++ b/packages/coding-agent/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.77.0] - 2026-05-28
 
 ### New Features
diff --git a/packages/tui/CHANGELOG.md b/packages/tui/CHANGELOG.md
index 36f028c48..c4eb0d08c 100644
--- a/packages/tui/CHANGELOG.md
+++ b/packages/tui/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.77.0] - 2026-05-28
 
 ### Fixed