diff --git a/src/applications/phame/editor/PhameBlogEditEngine.php b/src/applications/phame/editor/PhameBlogEditEngine.php
--- a/src/applications/phame/editor/PhameBlogEditEngine.php
+++ b/src/applications/phame/editor/PhameBlogEditEngine.php
@@ -76,6 +76,7 @@
         ->setConduitDescription(pht('Retitle the blog.'))
         ->setConduitTypeDescription(pht('New blog title.'))
         ->setTransactionType(PhameBlogNameTransaction::TRANSACTIONTYPE)
+        ->setIsRequired(true)
         ->setValue($object->getName()),
       id(new PhabricatorTextEditField())
         ->setKey('subtitle')
diff --git a/src/applications/phame/editor/PhamePostEditEngine.php b/src/applications/phame/editor/PhamePostEditEngine.php
--- a/src/applications/phame/editor/PhamePostEditEngine.php
+++ b/src/applications/phame/editor/PhamePostEditEngine.php
@@ -98,6 +98,7 @@
         ->setConduitDescription(pht('Retitle the post.'))
         ->setConduitTypeDescription(pht('New post title.'))
         ->setTransactionType(PhamePostTitleTransaction::TRANSACTIONTYPE)
+        ->setIsRequired(true)
         ->setValue($object->getTitle()),
       id(new PhabricatorTextEditField())
         ->setKey('subtitle')
diff --git a/src/applications/phame/storage/PhamePostTransaction.php b/src/applications/phame/storage/PhamePostTransaction.php
--- a/src/applications/phame/storage/PhamePostTransaction.php
+++ b/src/applications/phame/storage/PhamePostTransaction.php
@@ -34,9 +34,9 @@
       case PhabricatorTransactions::TYPE_SUBSCRIBERS:
         $tags[] = self::MAILTAG_SUBSCRIBERS;
         break;
-      case self::TYPE_TITLE:
-      case self::TYPE_SUBTITLE:
-      case self::TYPE_BODY:
+      case PhamePostTitleTransaction::TRANSACTIONTYPE:
+      case PhamePostSubtitleTransaction::TRANSACTIONTYPE:
+      case PhamePostBodyTransaction::TRANSACTIONTYPE:
         $tags[] = self::MAILTAG_CONTENT;
         break;
       default: