diff --git a/src/Command/TranslationHelperCommand.php b/src/Command/TranslationHelperCommand.php
index 0ed7062..2bebed2 100644
--- a/src/Command/TranslationHelperCommand.php
+++ b/src/Command/TranslationHelperCommand.php
@@ -102,7 +102,7 @@ private function getTranslationKeysFromFunction(&$keys, $functionName, $content)
     {
         $matches = [];
 
-        preg_match_all("#{$functionName}\(\'(.*?)\'\)#", $content, $matches);
+        preg_match_all("#{$functionName}\(\s*\'(.*?)\'\s*[\)\,]#", $content, $matches);
 
         if (! empty($matches)) {
             foreach ($matches[1] as $match) {