defer message push to thread

1 files changed, 3 insertions, 0 deletions

diff --git a/mail/src/leap/mail/imap/memorystore.py b/mail/src/leap/mail/imap/memorystore.py
index 53b8d992..2d1f95b2 100644
--- a/mail/src/leap/mail/imap/memorystore.py
+++ b/mail/src/leap/mail/imap/memorystore.py
@@ -42,6 +42,8 @@ from leap.mail.imap.messageparts import RecentFlagsDoc
 from leap.mail.imap.messageparts import MessageWrapper
 from leap.mail.imap.messageparts import ReferenciableDict
 
+from leap.mail.decorators import deferred_to_thread
+
 logger = logging.getLogger(__name__)
 
 
@@ -514,6 +516,7 @@ class MemoryStore(object):
 
     # IMessageStoreWriter
 
+    @deferred_to_thread
     def write_messages(self, store):
         """
         Write the message documents in this MemoryStore to a different store.