diff --git a/xcode/aux_scripts/import_strings.php b/xcode/aux_scripts/import_strings.php
index 23b28e5..7cfdc7d 100644
--- a/xcode/aux_scripts/import_strings.php
+++ b/xcode/aux_scripts/import_strings.php
@@ -21,7 +21,7 @@
         $json = array_merge($baseJson, json_decode($jsonFile, true));
         
         if ($json == null) {
-            echo "JSON is not valid\n";
+            echo "Invalid JSON format\n";
             exit(1);
         }