diff --git a/application/Espo/Resources/defaults/config.php b/application/Espo/Resources/defaults/config.php
index 5c1f7f1c6d..4bf465f85e 100644
--- a/application/Espo/Resources/defaults/config.php
+++ b/application/Espo/Resources/defaults/config.php
@@ -134,7 +134,7 @@ return [
     'activitiesEntityList' => ['Meeting', 'Call'],
     'historyEntityList' => ['Meeting', 'Call', 'Email'],
     'busyRangesEntityList' => ['Meeting', 'Call'],
-    'emailAutoReplaySuppressPeriod' => '3 hours',
+    'emailAutoReplySuppressPeriod' => '3 hours',
     'cleanupJobPeriod' => '1 month',
     'cleanupActionHistoryPeriod' => '15 days',
     'cleanupAuthTokenPeriod' => '1 month',
diff --git a/application/Espo/Resources/defaults/systemConfig.php b/application/Espo/Resources/defaults/systemConfig.php
index 7bef88b4ba..8d3153dd6a 100644
--- a/application/Espo/Resources/defaults/systemConfig.php
+++ b/application/Espo/Resources/defaults/systemConfig.php
@@ -170,7 +170,7 @@ return [
         'ldapPortalUserRolesIds',
         'ldapPortalUserRolesNames',
         'cleanupJobPeriod',
-        'emailAutoReplaySuppressPeriod',
+        'emailAutoReplySuppressPeriod',
         'cleanupActionHistoryPeriod',
         'adminNotifications',
         'adminNotificationsNewVersion',
diff --git a/application/Espo/Services/InboundEmail.php b/application/Espo/Services/InboundEmail.php
index 9c7597584d..3abc5c6559 100644
--- a/application/Espo/Services/InboundEmail.php
+++ b/application/Espo/Services/InboundEmail.php
@@ -79,7 +79,7 @@ class InboundEmail extends RecordService implements
 
     protected $parserClassName = MailMimeParser::class;
 
-    protected $emailAutoReplaySuppressPeriod = '3 hours';
+    protected $emailAutoReplySuppressPeriod = '3 hours';
 
     const PORTION_LIMIT = 20;
 
@@ -807,7 +807,7 @@ class InboundEmail extends RecordService implements
 
         $d = new DateTime();
 
-        $d->modify('-' . $this->config->get('emailAutoReplaySuppressPeriod', $this->emailAutoReplaySuppressPeriod));
+        $d->modify('-' . $this->config->get('emailAutoReplySuppressPeriod', $this->emailAutoReplySuppressPeriod));
 
         $threshold = $d->format('Y-m-d H:i:s');