diff --git a/packages/agent/CHANGELOG.md b/packages/agent/CHANGELOG.md
index b136a4923..5ac461254 100644
--- a/packages/agent/CHANGELOG.md
+++ b/packages/agent/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.58.2] - 2026-03-15
 
 ## [0.58.1] - 2026-03-14
diff --git a/packages/ai/CHANGELOG.md b/packages/ai/CHANGELOG.md
index c069cb193..262438f26 100644
--- a/packages/ai/CHANGELOG.md
+++ b/packages/ai/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.58.2] - 2026-03-15
 
 ### Fixed
diff --git a/packages/coding-agent/CHANGELOG.md b/packages/coding-agent/CHANGELOG.md
index d295dda8d..7df9a66a4 100644
--- a/packages/coding-agent/CHANGELOG.md
+++ b/packages/coding-agent/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.58.2] - 2026-03-15
 
 ### Added
diff --git a/packages/mom/CHANGELOG.md b/packages/mom/CHANGELOG.md
index 160b395a1..763ca9f7f 100644
--- a/packages/mom/CHANGELOG.md
+++ b/packages/mom/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.58.2] - 2026-03-15
 
 ## [0.58.1] - 2026-03-14
diff --git a/packages/tui/CHANGELOG.md b/packages/tui/CHANGELOG.md
index 728323dbd..4135a14c7 100644
--- a/packages/tui/CHANGELOG.md
+++ b/packages/tui/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.58.2] - 2026-03-15
 
 ### Added
diff --git a/packages/web-ui/CHANGELOG.md b/packages/web-ui/CHANGELOG.md
index 0ae133739..84959364a 100644
--- a/packages/web-ui/CHANGELOG.md
+++ b/packages/web-ui/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.58.2] - 2026-03-15
 
 ## [0.58.1] - 2026-03-14