diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..97cd662
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,7 @@
+# Changelog
+
+## Unreleased (2021-09-28)
+
+#### New Features
+
+* add option to display the text version of the x509 cert
diff --git a/checkcert/checkcert.py b/checkcert/checkcert.py
index 2835b0a..4900e97 100644
--- a/checkcert/checkcert.py
+++ b/checkcert/checkcert.py
@@ -3,8 +3,11 @@ import sys
 import click
 import M2Crypto
 
+__version__ = "0.1.0"
+
 
 @click.command()
+@click.version_option(__version__, prog_name="checkcert")
 @click.option("--san", is_flag=True, help="Output Subject Alternate Names")
 @click.option(
     "--dump", is_flag=True, help="Dump the full text version of the x509 certificate"
diff --git a/pyproject.toml b/pyproject.toml
index 5140adb..db72c66 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,6 +24,6 @@ task-status = 'checkcert.checkcert:main'
 
 [tool.semantic_release]
 version_variable = [
-    "task_status/task_status.py:__version__",
+    "checkcert/checkcert.py:__version__",
     "pyproject.toml:version"
 ]
diff --git a/tests/__init__.py b/tests/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/tests/test_checkcert.py b/tests/test_checkcert.py
new file mode 100644
index 0000000..835a958
--- /dev/null
+++ b/tests/test_checkcert.py
@@ -0,0 +1,17 @@
+from checkcert.checkcert import main as cert_main
+from checkcert.checkcert import __version__ as cert_version
+from click.testing import CliRunner
+
+runner = CliRunner()
+
+
+def test_main():
+    if cert_main:
+        response = runner.invoke(cert_main, ["www.franklin.edu"])
+        assert response.exit_code == 0
+
+
+def test_version():
+    response = runner.invoke(cert_main, ["--version"])
+    assert response.exit_code == 0
+    assert cert_version in response.output