diff --git a/src/applications/maniphest/view/ManiphestTransactionDetailView.php b/src/applications/maniphest/view/ManiphestTransactionDetailView.php
index 8a8bd8749d..4c8fe1a836 100644
--- a/src/applications/maniphest/view/ManiphestTransactionDetailView.php
+++ b/src/applications/maniphest/view/ManiphestTransactionDetailView.php
@@ -575,6 +575,7 @@ final class ManiphestTransactionDetailView extends ManiphestView {
         $parser = new DifferentialChangesetParser();
         $parser->setChangeset($changeset);
         $parser->setRenderingReference($id);
+        $parser->setMarkupEngine($this->markupEngine);
         $parser->setWhitespaceMode($whitespace_mode);
 
         $spec = $this->getRangeSpecification();