diff --git a/core/tickets/models.py b/core/tickets/models.py
index db427fe..aff5d6c 100644
--- a/core/tickets/models.py
+++ b/core/tickets/models.py
@@ -60,6 +60,8 @@ class IssueThread(SoftDeleteModel):
         if self.state == value:
             return
         self.state_changes.create(state=value)
+        if value == 'closed_spam' and self.emails.exists():
+            self.emails.first().train_spam()
 
     @property
     def assigned_to(self):