diff --git a/histories/models.py b/histories/models.py
index ef30e06..e5f5fe3 100644
--- a/histories/models.py
+++ b/histories/models.py
@@ -33,4 +33,5 @@ class History(models.Model):
 
     def __str__(self):
         history_set = self.history_set.order_by('timestamp')
-        return "\n".join(history_set)
+        header = "[History]:\n"
+        return header + "\n".join(history_set)