diff --git a/app/Libraries/Email_lib.php b/app/Libraries/Email_lib.php
index 0f1f225d5..30ce547e5 100644
--- a/app/Libraries/Email_lib.php
+++ b/app/Libraries/Email_lib.php
@@ -29,7 +29,7 @@ class Email_lib
         $encrypter = Services::encrypter();
 
         $smtp_pass = $this->config['smtp_pass'] ?? '';
-        if (!empty($smtp_pass) && check_encryption()) {
+        if (!empty($smtp_pass) && checkEncryption()) {
             try {
                 $smtp_pass = $encrypter->decrypt($smtp_pass);
             } catch (\EncryptionException $e) {