diff --git a/coolamqp/attaches/agroup.py b/coolamqp/attaches/agroup.py
index d47cbf2230f0d014a2b65e07bffe61ddb139e3ca..341c7a35a7f6c460eee73ea08cd8f960f209dc35 100644
--- a/coolamqp/attaches/agroup.py
+++ b/coolamqp/attaches/agroup.py
@@ -66,7 +66,5 @@ class AttacheGroup(Attache):
         for attache in self.attaches:
             if not attache.cancelled:
                 attache.attach(connection)
-            else:
-                raise Exception(u'I should not have found a cancelled attache here...')