diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..74ab854
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,6 @@
+{
+    "cSpell.words": [
+        "certonly",
+        "letsencrypt"
+    ]
+}
\ No newline at end of file
diff --git a/docs/docker-environment.md b/docs/docker-environment.md
index fd41020..a8f8393 100644
--- a/docs/docker-environment.md
+++ b/docs/docker-environment.md
@@ -5,7 +5,7 @@
 | EASYHAPROXY_DISCOVER            | How the services will be discovered to create `haproxy.cfg`:  `static`, `docker`, `swarm` or `kubernetes`     | **required**     |
 | EASYHAPROXY_LABEL_PREFIX        | (Optional) The key will search for matching resources.                                          | `easyhaproxy`    |
 | EASYHAPROXY_LETSENCRYPT_EMAIL   | (Optional) The email will be used to request the certificate to Letsencrypt                     | *empty*          |
-| EASYHAPROXY_LETSENCRYPT_STAGING | (Optional) If true, will try to connect to the Letsencrypt test server                          | false            |
+| EASYHAPROXY_LETSENCRYPT_SERVER  | (Optional) Can be true or 'schema://domain.tld'. If set, will try to connect to the Letsencrypt test server  | false            |
 | EASYHAPROXY_SSL_MODE            | (Optional) `strict` supports only the most recent TLS version; `default` good SSL integration with recent browsers; `loose` supports all old SSL protocols for old browsers (not recommended).  | `default`|
 | EASYHAPROXY_REFRESH_CONF        | (Optional) Check configuration every N seconds.                                                 | 10               |
 | EASYHAPROXY_LOG_LEVEL           | (Optional) The log level for EasyHAproxy messages. Available: TRACE,DEBUG,INFO,WARN,ERROR,FATAL | DEBUG            |
diff --git a/src/functions/__init__.py b/src/functions/__init__.py
index 3438086..387a870 100644
--- a/src/functions/__init__.py
+++ b/src/functions/__init__.py
@@ -174,10 +174,19 @@ class DaemonizeHAProxy:
 
 
 class Certbot:
-    def __init__(self, certs, email, staging):
+    def __init__(self, certs, email, test_server):
         self.certs = certs
         self.email = email
-        self.staging = staging
+        self.test_server = self.set_test_server(test_server)
+
+    def set_test_server(self, test_server):
+        if not test_server:
+            return ""
+
+        if test_server.lower() in ["true", "1", "yes"]:
+            return "--staging"
+        else:
+            return "--server " + test_server
 
     def check_certificates(self, hosts):
         if self.email == "" or len(hosts) == 0:
@@ -202,7 +211,7 @@ class Certbot:
                         Functions.log(Functions.CERTBOT_LOG, Functions.DEBUG, "Renew certificate for %s" % (host))
                         renew_certs.append(host_arg)
 
-            certbot_certonly = ('/usr/bin/certbot certonly {staging}'
+            certbot_certonly = ('/usr/bin/certbot certonly {test_server}'
                                 '    --standalone'
                                 '    --preferred-challenges http'
                                 '    --http-01-port 2080'
@@ -213,7 +222,7 @@ class Certbot:
                                 '    --max-log-backups=0'
                                 '    {certs} --email {email}'.format(certs = ' '.join(request_certs),
                                                            email = self.email,
-                                                           staging = '--staging' if self.staging else '')
+                                                           test_server = self.test_server)
                             )
 
             ret_reload = False
diff --git a/src/main.py b/src/main.py
index b9017a5..0631ef6 100644
--- a/src/main.py
+++ b/src/main.py
@@ -22,7 +22,7 @@ def start():
     haproxy.haproxy("start")
     haproxy.sleep()
 
-    certbot = Certbot(Consts.certs_letsencrypt, os.getenv("EASYHAPROXY_LETSENCRYPT_EMAIL"), os.getenv("EASYHAPROXY_LETSENCRYPT_STAGING", "false").lower() in ["true", "1", "yes"])
+    certbot = Certbot(Consts.certs_letsencrypt, os.getenv("EASYHAPROXY_LETSENCRYPT_EMAIL"), os.getenv("EASYHAPROXY_LETSENCRYPT_SERVER", "false").lower())
 
     while True:
         if old_haproxy is not None:
diff --git a/src/processor/__init__.py b/src/processor/__init__.py
index c58e608..1ad8db7 100644
--- a/src/processor/__init__.py
+++ b/src/processor/__init__.py
@@ -29,7 +29,7 @@ class ContainerEnv:
         if (os.getenv("EASYHAPROXY_LETSENCRYPT_EMAIL")):
             env_vars["letsencrypt"] = {
                 "email": os.getenv("EASYHAPROXY_LETSENCRYPT_EMAIL"),
-                "staging": os.getenv("EASYHAPROXY_LETSENCRYPT_STAGING", "false").lower() in ["true", "1", "yes"]
+                "server": os.getenv("EASYHAPROXY_LETSENCRYPT_SERVER", "false").lower() in ["true", "1", "yes"]
             }
         
         return env_vars
diff --git a/src/tests/test_containerenv.py b/src/tests/test_containerenv.py
index afc5be0..c338871 100644
--- a/src/tests/test_containerenv.py
+++ b/src/tests/test_containerenv.py
@@ -95,7 +95,7 @@ def test_container_env_stats_password():
             "lookup_label": "easyhaproxy",
             "letsencrypt": {
                 "email": "acme@example.org",
-                "staging": False
+                "server": False
             }
         } == ContainerEnv.read()
     finally:
@@ -103,7 +103,7 @@ def test_container_env_stats_password():
 
 def test_container_env_letsencrypt():
     os.environ['EASYHAPROXY_LETSENCRYPT_EMAIL'] = 'acme@example.org'
-    os.environ['EASYHAPROXY_LETSENCRYPT_STAGING'] = 'true'
+    os.environ['EASYHAPROXY_LETSENCRYPT_SERVER'] = 'true'
     try:
         assert {
             "customerrors": False,
@@ -111,7 +111,7 @@ def test_container_env_letsencrypt():
             "lookup_label": "easyhaproxy",
             "letsencrypt": {
                 "email": "acme@example.org",
-                "staging": True
+                "server": True
             }
         } == ContainerEnv.read()
     finally: