diff --git a/tests/fixtures/generic/postconf-M.json b/tests/fixtures/generic/postconf-M.json
new file mode 100644
index 00000000..ef4584ab
--- /dev/null
+++ b/tests/fixtures/generic/postconf-M.json
@@ -0,0 +1 @@
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$recipient","no_wake_up_before_first_use":null},{"service_name":"scalemail-backend","service_type":"unix","private":null,"unprivileged":false,"chroot":false,"wake_up_time":null,"process_limit":2,"command":"pipe flags=R user=scalemail argv=/usr/lib/scalemail/bin/scalemail-store ${nexthop} ${user} ${extension}","no_wake_up_before_first_use":null},{"service_name":"mailman","service_type":"unix","private":null,"unprivileged":false,"chroot":false,"wake_up_time":null,"process_limit":null,"command":"pipe flags=FRX user=list argv=/usr/lib/mailman/bin/postfix-to-mailman.py ${nexthop} ${user}","no_wake_up_before_first_use":null}]
diff --git a/tests/test_postconf.py b/tests/test_postconf.py
new file mode 100644
index 00000000..c02dad57
--- /dev/null
+++ b/tests/test_postconf.py
@@ -0,0 +1,35 @@
+import os
+import unittest
+import json
+import jc.parsers.postconf
+
+THIS_DIR = os.path.dirname(os.path.abspath(__file__))
+
+
+class MyTests(unittest.TestCase):
+
+    def setUp(self):
+        # input
+        with open(os.path.join(THIS_DIR, os.pardir, 'tests/fixtures/generic/postconf-M.out'), 'r', encoding='utf-8') as f:
+            self.generic_postconf_m = f.read()
+
+        # output
+        with open(os.path.join(THIS_DIR, os.pardir, 'tests/fixtures/generic/postconf-M.json'), 'r', encoding='utf-8') as f:
+            self.generic_postconf_m_json = json.loads(f.read())
+
+
+    def test_postconf_nodata(self):
+        """
+        Test 'postconf' with no data
+        """
+        self.assertEqual(jc.parsers.postconf.parse('', quiet=True), [])
+
+    def test_postconf(self):
+        """
+        Test 'postconf -M'
+        """
+        self.assertEqual(jc.parsers.postconf.parse(self.generic_postconf_m, quiet=True), self.generic_postconf_m_json)
+
+
+if __name__ == '__main__':
+    unittest.main()