3 files changed, 4 insertions, 2 deletions
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7a10676c..95dc3278 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 ## Unreleased
 
+## [0.4.0] - 2026-04-05
+
 ### Major Changes
 - Herdr now uses a Ghostty-backed terminal engine as its pane runtime.
 - The legacy vt100 pane backend has been removed, making Ghostty the single terminal backend going forward.
diff --git a/Cargo.lock b/Cargo.lock
index baf7aabe..89eab1c9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -445,7 +445,7 @@ checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
 
 [[package]]
 name = "herdr"
-version = "0.3.2"
+version = "0.4.0"
 dependencies = [
  "base64",
  "bytes",
diff --git a/Cargo.toml b/Cargo.toml
index b310dd5a..82874212 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "herdr"
-version = "0.3.2"
+version = "0.4.0"
 edition = "2021"
 build = "build.rs"
 description = "terminal workspace manager for AI coding agents"