diff --git a/wo/cli/plugins/site.py b/wo/cli/plugins/site.py
index fd991f3..92dffc8 100644
--- a/wo/cli/plugins/site.py
+++ b/wo/cli/plugins/site.py
@@ -760,9 +760,19 @@ class WOSiteCreateController(CementBaseController):
                 if ((wo_domain_type == 'subdomain') and
                         (not pargs.letsencrypt == 'wildcard')):
                     wo_subdomain = True
-
-                setupLetsEncrypt(self, wo_domain, wo_subdomain, wo_wildcard,
-                                 wo_dns, wo_acme_dns)
+                # check if a wildcard cert for the root domain exist
+                if wo_subdomain is True:
+                    wo_exist_wildcard = checkWildcardExist(self,
+                                                           wo_root_domain)
+                    # copy the cert from the root domain
+                    if wo_exist_wildcard is True:
+                        copyWildcardCert(self, wo_domain, wo_root_domain)
+                    else:
+                        setupLetsEncrypt(self, wo_domain, wo_subdomain,
+                                         wo_wildcard, wo_dns, wo_acme_dns)
+                else:
+                    setupLetsEncrypt(self, wo_domain, wo_subdomain,
+                                     wo_wildcard, wo_dns, wo_acme_dns)
                 httpsRedirect(self, wo_domain, True, wo_wildcard)
 
                 if pargs.hsts:
diff --git a/wo/cli/plugins/site_functions.py b/wo/cli/plugins/site_functions.py
index 095479d..9483b6e 100644
--- a/wo/cli/plugins/site_functions.py
+++ b/wo/cli/plugins/site_functions.py
@@ -1488,6 +1488,27 @@ def checkWildcardExist(self, wo_domain_name):
         Log.debug(self, "{0}".format(e))
         Log.error(self, "Failed to read cert list")
 
+# copy wildcard certificate to a subdomain
+
+
+def copyWildcardCert(self, wo_domain_name, wo_root_domain):
+
+    if os.path.isfile("/var/www/{0}/conf/nginx/ssl.conf"
+                      .format(wo_root_domain)):
+        try:
+            WOFileUtils.copyfile(self, "/var/www/{0}/conf/nginx/ssl.conf"
+                                 .format(wo_root_domain),
+                                 "/var/www/{0}/conf/nginx/ssl.conf"
+                                 .format(wo_domain_name))
+            cert_link = open('/var/lib/wo/linked.csv', encoding='utf-8',
+                             mode='a')
+            cert_link.write('{0}|{1}\n'.format(wo_root_domain,
+                                               wo_domain_name))
+            cert_link.close()
+        except IOError as e:
+            Log.debug(self, str(e))
+            Log.debug(self, "Error occured while copying ssl cert")
+
 # letsencrypt cert renewal