diff --git a/models/users.model b/models/users.model
index d2f804449..abee2d5c6 100644
--- a/models/users.model
+++ b/models/users.model
@@ -86,7 +86,7 @@ UserGroupMember
     deriving Generic
 UserCompany 
     user                  UserId  
-    company               CompanyId     
+    company               CompanyId  OnDeleteCascade OnUpdateCascade
     supervisor            Bool       -- is this user a company supervisor?    
     UniqueUserCompany user -- only one company per user is currently allowed
     deriving Generic