diff --git a/library/Icinga/Util/Translator.php b/library/Icinga/Util/Translator.php
index 03fd865cd..67825b63b 100644
--- a/library/Icinga/Util/Translator.php
+++ b/library/Icinga/Util/Translator.php
@@ -100,11 +100,7 @@ class Translator
     {
         $contextString = "{$context}\004{$text}";
 
-        $translation = dcgettext(
-            $domain,
-            $contextString,
-            defined('LC_MESSAGES') ? LC_MESSAGES : LC_ALL
-        );
+        $translation = dcgettext($domain, $contextString, LC_MESSAGES);
 
         if ($translation == $contextString) {
             return $text;
@@ -130,13 +126,7 @@ class Translator
     {
         $contextString = "{$context}\004{$textSingular}";
 
-        $translation = dcngettext(
-            $domain,
-            $contextString,
-            $textPlural,
-            $number,
-            defined('LC_MESSAGES') ? LC_MESSAGES : LC_ALL
-        );
+        $translation = dcngettext($domain, $contextString, $textPlural, $number, LC_MESSAGES);
 
         if ($translation == $contextString || $translation == $textPlural) {
             return ($number == 1 ? $textSingular : $textPlural);