diff --git a/src/applications/differential/conduit/DifferentialCreateInlineConduitAPIMethod.php b/src/applications/differential/conduit/DifferentialCreateInlineConduitAPIMethod.php
index 6447385558..b444c54741 100644
--- a/src/applications/differential/conduit/DifferentialCreateInlineConduitAPIMethod.php
+++ b/src/applications/differential/conduit/DifferentialCreateInlineConduitAPIMethod.php
@@ -1,114 +1,114 @@
 <?php
 
 final class DifferentialCreateInlineConduitAPIMethod
   extends DifferentialConduitAPIMethod {
 
   public function getAPIMethodName() {
     return 'differential.createinline';
   }
 
   public function getMethodDescription() {
     return pht('Add an inline comment to a Differential revision.');
   }
 
   protected function defineParamTypes() {
     return array(
       'revisionID' => 'optional revisionid',
       'diffID'     => 'optional diffid',
       'filePath'   => 'required string',
       'isNewFile'  => 'required bool',
       'lineNumber' => 'required int',
       'lineLength' => 'optional int',
       'content'    => 'required string',
     );
   }
 
   protected function defineReturnType() {
     return 'nonempty dict';
   }
 
   protected function defineErrorTypes() {
     return array(
       'ERR-BAD-REVISION' => pht(
         'Bad revision ID.'),
       'ERR-BAD-DIFF'     => pht(
         'Bad diff ID, or diff does not belong to revision.'),
       'ERR-NEED-DIFF'    => pht(
         'Neither revision ID nor diff ID was provided.'),
       'ERR-NEED-FILE'    => pht(
         'A file path was not provided.'),
       'ERR-BAD-FILE'     => pht(
         "Requested file doesn't exist in this revision."),
     );
   }
 
   protected function execute(ConduitAPIRequest $request) {
     $rid = $request->getValue('revisionID');
     $did = $request->getValue('diffID');
 
     if ($rid) {
       // Given both a revision and a diff, check that they match.
       // Given only a revision, find the active diff.
       $revision = id(new DifferentialRevisionQuery())
         ->setViewer($request->getUser())
         ->withIDs(array($rid))
         ->executeOne();
       if (!$revision) {
         throw new ConduitException('ERR-BAD-REVISION');
       }
 
       if (!$did) { // did not!
         $diff = $revision->loadActiveDiff();
         $did = $diff->getID();
       } else { // did too!
         $diff = id(new DifferentialDiff())->load($did);
         if (!$diff || $diff->getRevisionID() != $rid) {
           throw new ConduitException('ERR-BAD-DIFF');
         }
       }
     } else if ($did) {
       // Given only a diff, find the parent revision.
       $diff = id(new DifferentialDiff())->load($did);
       if (!$diff) {
         throw new ConduitException('ERR-BAD-DIFF');
       }
       $rid = $diff->getRevisionID();
     } else {
       // Given neither, bail.
       throw new ConduitException('ERR-NEED-DIFF');
     }
 
     $file = $request->getValue('filePath');
     if (!$file) {
       throw new ConduitException('ERR-NEED-FILE');
     }
     $changes = id(new DifferentialChangeset())->loadAllWhere(
       'diffID = %d',
       $did);
     $cid = null;
     foreach ($changes as $id => $change) {
       if ($file == $change->getFilename()) {
         $cid = $id;
       }
     }
     if ($cid == null) {
       throw new ConduitException('ERR-BAD-FILE');
     }
 
     $inline = id(new DifferentialInlineComment())
       ->setRevisionID($rid)
       ->setChangesetID($cid)
       ->setAuthorPHID($request->getUser()->getPHID())
       ->setContent($request->getValue('content'))
-      ->setIsNewFile($request->getValue('isNewFile'))
+      ->setIsNewFile((int)$request->getValue('isNewFile'))
       ->setLineNumber($request->getValue('lineNumber'))
       ->setLineLength($request->getValue('lineLength', 0))
       ->save();
 
     // Load everything again, just to be safe.
     $changeset = id(new DifferentialChangeset())
       ->load($inline->getChangesetID());
     return $this->buildInlineInfoDictionary($inline, $changeset);
   }
 
 }