diff --git a/README.md b/README.md
index 58681db..d220cfc 100644
--- a/README.md
+++ b/README.md
@@ -156,10 +156,16 @@ If you need to build a new release you'll need:
 
 ```
 apt install pandoc
-sudo pip3 install markdown pdoc3 webencodings pyparsing twine autopep8 pylint
+sudo pip3 install markdown pdoc3 webencodings pyparsing twine autopep8 pylint pytest
 ```
 
 To lint, run:
 ```
 pylint meshtastic
 ```
+
+To test, first install this code locally, then run pytest:
+```
+pip3 install .
+pytest
+```
diff --git a/meshtastic/tests/test_int.py b/meshtastic/tests/test_int.py
new file mode 100644
index 0000000..ed359d4
--- /dev/null
+++ b/meshtastic/tests/test_int.py
@@ -0,0 +1,30 @@
+"""Meshtastic integration tests"""
+import re
+import subprocess
+import platform
+
+import pytest
+
+
+@pytest.mark.int
+def test_int_no_args():
+    """Test without any args"""
+    return_value, out = subprocess.getstatusoutput('meshtastic')
+    assert re.match(r'usage: meshtastic', out)
+    assert return_value == 1
+
+
+@pytest.mark.int
+def test_int_version():
+    """Test '--version'."""
+    return_value, out = subprocess.getstatusoutput('meshtastic --version')
+    assert re.match(r'[0-9]+\.[0-9]+\.[0-9]', out)
+    assert return_value == 0
+
+
+@pytest.mark.int
+def test_int_help():
+    """Test '--help'."""
+    return_value, out = subprocess.getstatusoutput('meshtastic --help')
+    assert re.match(r'usage: meshtastic ', out)
+    assert return_value == 0
diff --git a/pytest.ini b/pytest.ini
new file mode 100644
index 0000000..35e4231
--- /dev/null
+++ b/pytest.ini
@@ -0,0 +1,4 @@
+[pytest]
+
+markers =
+    int: marks tests as integration