diff --git a/admin_domains.php b/admin_domains.php
index 7812ad2d..6ce493ac 100644
--- a/admin_domains.php
+++ b/admin_domains.php
@@ -637,6 +637,11 @@ if ($page == 'domains' || $page == 'overview') {
 				if ($serveraliasoption == '0' && $letsencrypt == '1' && Settings::Get('system.leapiversion') == '1') {
 					standard_error('nowildcardwithletsencrypt');
 				}
+				// if using acme-v2 we cannot issue wildcard-certificates
+				// because they currently only support the dns-01 challenge
+				if ($serveraliasoption == '0' && $letsencrypt == '1' && Settings::Get('system.leapiversion') == '2') {
+					standard_error('nowildcardwithletsencryptv2');
+				}
 
 				// Temporarily deactivate ssl_redirect until Let's Encrypt certificate was generated
 				if ($ssl_redirect > 0 && $letsencrypt == 1) {
@@ -1515,6 +1520,11 @@ if ($page == 'domains' || $page == 'overview') {
 				if ($serveraliasoption == '0' && $letsencrypt == '1' && Settings::Get('system.leapiversion') == '1') {
 					standard_error('nowildcardwithletsencrypt');
 				}
+				// if using acme-v2 we cannot issue wildcard-certificates
+				// because they currently only support the dns-01 challenge
+				if ($serveraliasoption == '0' && $letsencrypt == '1' && Settings::Get('system.leapiversion') == '2') {
+					standard_error('nowildcardwithletsencryptv2');
+				}
 
 				// Temporarily deactivate ssl_redirect until Let's Encrypt certificate was generated
 				if ($ssl_redirect > 0 && $letsencrypt == 1 && $result['letsencrypt'] != $letsencrypt) {
diff --git a/customer_domains.php b/customer_domains.php
index 350c715f..23bbb07f 100644
--- a/customer_domains.php
+++ b/customer_domains.php
@@ -685,6 +685,11 @@ if ($page == 'overview') {
 				if ($iswildcarddomain == '1' && $letsencrypt == '1' && Settings::Get('system.leapiversion') == '1') {
 					standard_error('nowildcardwithletsencrypt');
 				}
+				// if using acme-v2 we cannot issue wildcard-certificates
+				// because they currently only support the dns-01 challenge
+				if ($iswildcarddomain == '0' && $letsencrypt == '1' && Settings::Get('system.leapiversion') == '2') {
+					standard_error('nowildcardwithletsencryptv2');
+				}
 
 				// Temporarily deactivate ssl_redirect until Let's Encrypt certificate was generated
 				if ($ssl_redirect > 0 && $letsencrypt == 1 && $result['letsencrypt'] != $letsencrypt) {
diff --git a/lng/english.lng.php b/lng/english.lng.php
index bb49e106..45190d40 100644
--- a/lng/english.lng.php
+++ b/lng/english.lng.php
@@ -1940,7 +1940,7 @@ $lng['admin']['letsencrypt']['description'] = 'Get a free certificate from <a hr
 $lng['customer']['letsencrypt']['title'] = 'Use Let\'s Encrypt';
 $lng['customer']['letsencrypt']['description'] = 'Get a free certificate from <a href="https://letsencrypt.org">Let\'s Encrypt</a>. The certificate will be created and renewed automatically.<br><strong class="red">ATTENTION:</strong> This feature is still in beta.';
 $lng['error']['sslredirectonlypossiblewithsslipport'] = 'Using Let\'s Encrypt is only possible when the domain has at least one ssl-enabled IP/port combination assigned.';
-$lng['error']['nowildcardwithletsencrypt'] = 'Let\'s Encrypt cannot (yet) handle wildcard-domains. Please set the ServerAlias to WWW or disable it completely';
+$lng['error']['nowildcardwithletsencrypt'] = 'Let\'s Encrypt cannot handle wildcard-domains using ACME v1. Please set the ServerAlias to WWW or disable it completely';
 $lng['panel']['letsencrypt'] = 'Using Let\'s encrypt';
 $lng['crondesc']['cron_letsencrypt'] = 'updating Let\'s Encrypt certificates';
 $lng['serversettings']['letsencryptca']['title'] = "Let's Encrypt environment";
@@ -2090,3 +2090,4 @@ $lng['admin']['phpsettingsforsubdomains'] = 'Apply php-config to all subdomains:
 $lng['serversettings']['phpsettingsforsubdomains']['description'] = 'If yes the chosen php-config will be updated to all subdomains';
 $lng['serversettings']['leapiversion']['title'] = "Chose Let's Encrypt ACME implementation";
 $lng['serversettings']['leapiversion']['description'] = "Chose between ACME v1 and ACME v2 implementation for Let's Encrypt. ACME v2 let's you use wildcard-certificates.";
+$lng['error']['nowildcardwithletsencryptv2'] = 'Let\'s Encrypt can only validate wildcard-domains by DNS with ACME v2, sorry. Please set the ServerAlias to WWW or disable it completely';
diff --git a/lng/german.lng.php b/lng/german.lng.php
index 271687db..7ae3b8d4 100644
--- a/lng/german.lng.php
+++ b/lng/german.lng.php
@@ -1593,7 +1593,7 @@ $lng['admin']['letsencrypt']['description'] = 'Holt ein kostenloses Zertifikat v
 $lng['customer']['letsencrypt']['title'] = 'Benutze Let\'s Encrypt';
 $lng['customer']['letsencrypt']['description'] = 'Holt ein kostenloses Zertifikat von <a href="https://letsencrypt.org">Let\'s Encrypt</a>. Das Zertifikat wird automatisch erstellt und verlängert.<br><strong class="red">ACHTUNG:</strong> Dieses Feature befindet sich noch im Test.';
 $lng['error']['sslredirectonlypossiblewithsslipport'] = 'Die Nutzung von Let\'s Encrypt ist nur möglich, wenn die Domain mindestens eine IP/Port - Kombination mit aktiviertem SSL zugewiesen hat.';
-$lng['error']['nowildcardwithletsencrypt'] = 'Let\'s Encrypt kann (noch) nicht mit Wildcard-Domains umgehen. Bitte den ServerAlias auf WWW setzen oder deaktivieren';
+$lng['error']['nowildcardwithletsencrypt'] = 'Let\'s Encrypt kann in ACME v1 nicht mit Wildcard-Domains umgehen. Bitte den ServerAlias auf WWW setzen oder deaktivieren';
 $lng['panel']['letsencrypt'] = 'Benutzt Let\'s encrypt';
 $lng['crondesc']['cron_letsencrypt'] = 'aktualisiert Let\'s Encrypt Zertifikate';
 $lng['serversettings']['letsencryptca']['title'] = "Let's Encrypt Umgebung";
@@ -1741,3 +1741,4 @@ $lng['admin']['phpsettingsforsubdomains'] = 'PHP-Config für alle Subdomains üb
 $lng['serversettings']['phpsettingsforsubdomains']['description'] = 'Wenn ja, wird die gewählte PHP-Config für alle Subdomains übernommen';
 $lng['serversettings']['leapiversion']['title'] = "Wähle Let's Encrypt ACME Implementierung";
 $lng['serversettings']['leapiversion']['description'] = "Wähle zwischen ACME v1 und ACME v2 Implementierung von Let's Encrypt. ACME v2 erlaubt Wildcard-Zertifikate.";
+$lng['error']['nowildcardwithletsencryptv2'] = 'Let\'s Encrypt kann in ACME v2 Wildcard-Domains nur via DNS validieren, sorry. Bitte den ServerAlias auf WWW setzen oder deaktivieren';