diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..978cbb3
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2023 Evgeniy Krysanov
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/pyproject.toml b/pyproject.toml
index 58ff491..ff0d03b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,7 +1,8 @@
 [tool.poetry]
 name = "jira2markdown"
-version = "0.3.3"
+version = "0.3.4"
 description = "Convert text from JIRA markup to Markdown using parsing expression grammars"
+license = "MIT"
 authors = ["Evgeniy Krysanov <evgeniy.krysanov@gmail.com>"]
 readme = "README.md"
 repository = "https://github.com/catcombo/jira2markdown"
@@ -15,6 +16,7 @@ classifiers = [
     "Development Status :: 3 - Alpha",
     "Programming Language :: Python :: 3",
     "Intended Audience :: Developers",
+    "License :: OSI Approved :: MIT License",
 ]
 
 [tool.poetry.dependencies]