diff --git a/xos/core/models/plcorebase.py b/xos/core/models/plcorebase.py
index 3eaf7e6..1a2c37c 100644
--- a/xos/core/models/plcorebase.py
+++ b/xos/core/models/plcorebase.py
@@ -152,6 +152,7 @@
     deleted = models.BooleanField(default=False)
     write_protect = models.BooleanField(default=False)
     lazy_blocked = models.BooleanField(default=False)
+    no_sync = models.BooleanField(default=False)
 
     class Meta:
         # Changing abstract to False would require the managers of subclasses of