diff --git a/src/applications/maniphest/conduit/ManiphestConduitAPIMethod.php b/src/applications/maniphest/conduit/ManiphestConduitAPIMethod.php
--- a/src/applications/maniphest/conduit/ManiphestConduitAPIMethod.php
+++ b/src/applications/maniphest/conduit/ManiphestConduitAPIMethod.php
@@ -125,6 +125,7 @@
     if ($view_policy !== null) {
       $transactions[] = id(new ManiphestTransaction())
         ->setTransactionType(PhabricatorTransactions::TYPE_VIEW_POLICY)
+        ->setIsCreateTransaction($is_new)
         ->setNewValue($view_policy);
     }
 
@@ -132,6 +133,7 @@
     if ($edit_policy !== null) {
       $transactions[] = id(new ManiphestTransaction())
         ->setTransactionType(PhabricatorTransactions::TYPE_EDIT_POLICY)
+        ->setIsCreateTransaction($is_new)
         ->setNewValue($edit_policy);
     }