diff --git a/install-dev/classes/languages.php b/install-dev/classes/languages.php
index f076b39f2..8e35b3f33 100644
--- a/install-dev/classes/languages.php
+++ b/install-dev/classes/languages.php
@@ -136,7 +136,9 @@ class InstallLanguages
 		}
 
 		$args[0] = $translation;
-		return call_user_func_array('sprintf', $args);
+		if(count($args) > 1)
+			return call_user_func_array('sprintf', $args);
+		else return $translation;
 	}
 
 	/**