diff --git a/packages/agent/CHANGELOG.md b/packages/agent/CHANGELOG.md
index 78c7b9059..7911fbc60 100644
--- a/packages/agent/CHANGELOG.md
+++ b/packages/agent/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.84.1] - 2026-08-07
 
 ### Added
diff --git a/packages/ai/CHANGELOG.md b/packages/ai/CHANGELOG.md
index 1df3086dc..1328c60a7 100644
--- a/packages/ai/CHANGELOG.md
+++ b/packages/ai/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.84.1] - 2026-08-07
 
 ### Added
diff --git a/packages/client/CHANGELOG.md b/packages/client/CHANGELOG.md
index 7981b61cb..396ee220b 100644
--- a/packages/client/CHANGELOG.md
+++ b/packages/client/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.84.1] - 2026-08-07
 
 ## [0.84.0] - 2026-08-06
diff --git a/packages/coding-agent/CHANGELOG.md b/packages/coding-agent/CHANGELOG.md
index 6f4aeb3d2..18a373278 100644
--- a/packages/coding-agent/CHANGELOG.md
+++ b/packages/coding-agent/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.84.1] - 2026-08-07
 
 ### New Features
diff --git a/packages/protocol/CHANGELOG.md b/packages/protocol/CHANGELOG.md
index b3b459b03..3e32c6a57 100644
--- a/packages/protocol/CHANGELOG.md
+++ b/packages/protocol/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.84.1] - 2026-08-07
 
 ## [0.84.0] - 2026-08-06
diff --git a/packages/server/CHANGELOG.md b/packages/server/CHANGELOG.md
index 2a8b3b6ef..7dcb6e9e1 100644
--- a/packages/server/CHANGELOG.md
+++ b/packages/server/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.84.1] - 2026-08-07
 
 ## [0.84.0] - 2026-08-06
diff --git a/packages/session-backends/sqlite-node/CHANGELOG.md b/packages/session-backends/sqlite-node/CHANGELOG.md
index 4a0025806..ba9a214ff 100644
--- a/packages/session-backends/sqlite-node/CHANGELOG.md
+++ b/packages/session-backends/sqlite-node/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.84.1] - 2026-08-07
 
 ### Added
diff --git a/packages/telemetry/CHANGELOG.md b/packages/telemetry/CHANGELOG.md
index 0564b559c..9dc96f4f8 100644
--- a/packages/telemetry/CHANGELOG.md
+++ b/packages/telemetry/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.84.1] - 2026-08-07
 
 ## [0.84.0] - 2026-08-06
diff --git a/packages/tui/CHANGELOG.md b/packages/tui/CHANGELOG.md
index 28be408b3..96c181613 100644
--- a/packages/tui/CHANGELOG.md
+++ b/packages/tui/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.84.1] - 2026-08-07
 
 ### Added