diff --git a/src/caosdb/common/models.py b/src/caosdb/common/models.py
index 3c5106356e9468e5ef3493f72b007a3e464baef7..a7b4ba199bef399e62977a2755a895aa915dfcba 100644
--- a/src/caosdb/common/models.py
+++ b/src/caosdb/common/models.py
@@ -119,7 +119,7 @@ class Entity(object):
         self.state = None
 
 
-    def copy_entity(self):
+    def copy(self):
         """
         Return a copy of entity.