diff --git a/lib/Froxlor/Api/Commands/Domains.php b/lib/Froxlor/Api/Commands/Domains.php
index 79009efd..550d7da3 100644
--- a/lib/Froxlor/Api/Commands/Domains.php
+++ b/lib/Froxlor/Api/Commands/Domains.php
@@ -1619,6 +1619,9 @@ class Domains extends \Froxlor\Api\ApiCommand implements \Froxlor\Api\ResourceEn
 			// remove domains DNS from powerDNS if used, #581
 			\Froxlor\System\Cronjob::inserttask('11', $result['domain']);
 
+			// remove domain from acme.sh / lets encrypt if used
+			\Froxlor\System\Cronjob::inserttask('12', $result['domain']);
+
 			$this->logger()->logAction(\Froxlor\FroxlorLogger::ADM_ACTION, LOG_INFO, "[API] deleted domain/subdomains (#" . $result['id'] . ")");
 			\Froxlor\User::updateCounters();
 			\Froxlor\System\Cronjob::inserttask('1');
diff --git a/lib/Froxlor/Api/Commands/SubDomains.php b/lib/Froxlor/Api/Commands/SubDomains.php
index 4588a73d..59eb8298 100644
--- a/lib/Froxlor/Api/Commands/SubDomains.php
+++ b/lib/Froxlor/Api/Commands/SubDomains.php
@@ -828,6 +828,8 @@ class SubDomains extends \Froxlor\Api\ApiCommand implements \Froxlor\Api\Resourc
 		\Froxlor\System\Cronjob::inserttask('4');
 		// remove domains DNS from powerDNS if used, #581
 		\Froxlor\System\Cronjob::inserttask('11', $result['domain']);
+		// remove domain from acme.sh / lets encrypt if used
+		\Froxlor\System\Cronjob::inserttask('12', $result['domain']);
 
 		// reduce subdomain-usage-counter
 		Customers::decreaseUsage($customer['customerid'], 'subdomains_used');
diff --git a/lib/Froxlor/Cron/System/TasksCron.php b/lib/Froxlor/Cron/System/TasksCron.php
index 6cf0ea7e..ffa10f5c 100644
--- a/lib/Froxlor/Cron/System/TasksCron.php
+++ b/lib/Froxlor/Cron/System/TasksCron.php
@@ -92,6 +92,12 @@ class TasksCron extends \Froxlor\Cron\FroxlorCron
 				 */
 				\Froxlor\FroxlorLogger::getInstanceOf()->logAction(\Froxlor\FroxlorLogger::CRON_ACTION, LOG_NOTICE, "Removing PowerDNS entries for domain " . $row['data']['domain']);
 				\Froxlor\Dns\PowerDNS::cleanDomainZone($row['data']['domain']);
+			} elseif ($row['type'] == '12') {
+				/**
+				 * TYPE=12 domain has been deleted, remove from acme.sh/let's encrypt directory if used
+				 */
+				\Froxlor\FroxlorLogger::getInstanceOf()->logAction(\Froxlor\FroxlorLogger::CRON_ACTION, LOG_NOTICE, "Removing Let's Encrypt entries for domain " . $row['data']['domain']);
+				\Froxlor\Domain\Domain::doLetsEncryptCleanUp($row['data']['domain']);
 			}
 		}
 
diff --git a/lib/Froxlor/Domain/Domain.php b/lib/Froxlor/Domain/Domain.php
index b952e467..34e38238 100644
--- a/lib/Froxlor/Domain/Domain.php
+++ b/lib/Froxlor/Domain/Domain.php
@@ -291,6 +291,30 @@ class Domain
 		}
 	}
 
+	public static function doLetsEncryptCleanUp($domainname = null)
+	{
+		// @ see \Froxlor\Cron\Http\LetsEncrypt\AcmeSh.php
+		$acmesh = "/root/.acme.sh/acme.sh";
+		if (file_exists($acmesh)) {
+			$certificate_folder = dirname($acmesh) . "/" . $domainname;
+			if (\Froxlor\Settings::Get('system.leecc') > 0) {
+				$certificate_folder .= "_ecc";
+			}
+			$certificate_folder = \Froxlor\FileDir::makeCorrectDir($certificate_folder);
+			if (file_exists($certificate_folder)) {
+				$params = " --remove -d " . $domainname;
+				if (\Froxlor\Settings::Get('system.leecc') > 0) {
+					$params .= " -ecc";
+				}
+				// run remove command
+				\Froxlor\FileDir::safe_exec($acmesh . $params);
+				// remove certificates directory
+				@unlink($certificate_folder);
+			}
+		}
+		return true;
+	}
+
 	/**
 	 * checks give path for security issues
 	 * and returns a string that can be appended
diff --git a/lib/Froxlor/System/Cronjob.php b/lib/Froxlor/System/Cronjob.php
index bf7debfa..f5b32fe1 100644
--- a/lib/Froxlor/System/Cronjob.php
+++ b/lib/Froxlor/System/Cronjob.php
@@ -178,6 +178,14 @@ class Cronjob
 				'type' => '11',
 				'data' => $data
 			));
+		} elseif ($type == '12' && $param1 != '') {
+			$data = array();
+			$data['domain'] = $param1;
+			$data = json_encode($data);
+			Database::pexecute($ins_stmt, array(
+				'type' => '12',
+				'data' => $data
+			));
 		} elseif ($type == '20' && is_array($param1)) {
 			$data = json_encode($param1);
 			Database::pexecute($ins_stmt, array(