diff --git a/src-python/model.py b/src-python/model.py
index 7408d4f2..9c32a158 100644
--- a/src-python/model.py
+++ b/src-python/model.py
@@ -252,7 +252,7 @@ class Model:
             target_country,
             message
             )
-        return [translation], success_flag
+        return [translation], [success_flag]
 
     def addKeywords(self):
         for f in config.MIC_WORD_FILTER: