diff --git a/CHANGELOG.md b/CHANGELOG.md
index ef215de..68aac9c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.4.0](https://github.com/mcarvin8/xml-disassembler-rust/compare/v0.3.0...v0.4.0) - 2026-02-11
+
+### Added
+
+- add --split-tags for grouped-by-tag (split/group nested tags)
+
 ## [0.3.0](https://github.com/mcarvin8/xml-disassembler-rust/compare/v0.2.0...v0.3.0) - 2026-02-11
 
 ### Added
diff --git a/Cargo.lock b/Cargo.lock
index f986cec..37c4304 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -841,7 +841,7 @@ checksum = "d7249219f66ced02969388cf2bb044a09756a083d0fab1e566056b04d9fbcaa5"
 
 [[package]]
 name = "xml-disassembler"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anyhow",
  "env_logger",
diff --git a/Cargo.toml b/Cargo.toml
index 7252f1f..eeaace9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xml-disassembler"
-version = "0.3.0"
+version = "0.4.0"
 edition = "2021"
 description = "Disassemble large XML files into smaller files and reassemble the original XML."
 repository = "https://github.com/mcarvin8/xml-disassembler-rust"