diff --git a/CHANGELOG.md b/CHANGELOG.md
index 66ee996..092bcd4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,16 @@
 # Changelog
 
+## [3.0.0](https://github.com/NEIAAC/e-neiler/compare/v2.1.1...v3.0.0) (2024-10-24)
+
+
+### ⚠ BREAKING CHANGES
+
+* add graphical user interface ([#10](https://github.com/NEIAAC/e-neiler/issues/10))
+
+### Features
+
+* add graphical user interface ([#10](https://github.com/NEIAAC/e-neiler/issues/10)) ([771dc04](https://github.com/NEIAAC/e-neiler/commit/771dc043e9d97937007a9315e031d16f73364ace))
+
 ## [2.1.1](https://github.com/NEIAAC/e-neiler/compare/v2.1.0...v2.1.1) (2024-09-21)
 
 
diff --git a/pyproject.toml b/pyproject.toml
index 6d8f1b7..04acf53 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,7 +1,7 @@
 [project]
 
 name = "e-neiler"
-version = "2.1.1"
+version = "3.0.0"
 description = "Fully customizable SMTP e-mailer desktop app."
 dependencies = [
     "pyside6==6.7.3",
diff --git a/src/version.py b/src/version.py
index 58039f5..528787c 100644
--- a/src/version.py
+++ b/src/version.py
@@ -1 +1 @@
-__version__ = "2.1.1"
+__version__ = "3.0.0"