diff --git a/acme_tiny.py b/acme_tiny.py
index 6d1d085c..c3185ddc 100755
--- a/acme_tiny.py
+++ b/acme_tiny.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 # Copyright Daniel Roesler, under MIT license, see LICENSE at github.com/diafygi/acme-tiny
-import argparse, subprocess, json, os, sys, base64, binascii, time, hashlib, re, copy, textwrap, logging
+import argparse, subprocess, json, ssl, os, sys, base64, binascii, time, hashlib, re, copy, textwrap, logging
 try:
     from urllib.request import urlopen, Request # Python 3
 except ImportError:
@@ -31,7 +31,11 @@ def _cmd(cmd_list, stdin=None, cmd_input=None, err_msg="Command Line Error"):
     # helper function - make request and automatically parse json response
     def _do_request(url, data=None, err_msg="Error", depth=0):
         try:
-            resp = urlopen(Request(url, data=data, headers={"Content-Type": "application/jose+json", "User-Agent": "acme-tiny"}))
+            ctx = ssl.create_default_context()
+            ctx.check_hostname = False
+            ctx.verify_mode = ssl.CERT_NONE
+
+            resp = urlopen(Request(url, data=data, headers={"Content-Type": "application/jose+json", "User-Agent": "acme-tiny"}), context=ctx)
             resp_data, code, headers = resp.read().decode("utf8"), resp.getcode(), resp.headers
         except IOError as e:
             resp_data = e.read().decode("utf8") if hasattr(e, "read") else str(e)