diff --git a/src/applications/conduit/method/differential/markcommitted/ConduitAPI_differential_markcommitted_Method.php b/src/applications/conduit/method/differential/markcommitted/ConduitAPI_differential_markcommitted_Method.php
index d06253b663..a8277739e4 100644
--- a/src/applications/conduit/method/differential/markcommitted/ConduitAPI_differential_markcommitted_Method.php
+++ b/src/applications/conduit/method/differential/markcommitted/ConduitAPI_differential_markcommitted_Method.php
@@ -62,7 +62,7 @@ class ConduitAPI_differential_markcommitted_Method extends ConduitAPIMethod {
 
     $editor = new DifferentialCommentEditor(
       $revision,
-      $revision->getAuthorPHID(),
+      $request->getUser()->getPHID(),
       DifferentialAction::ACTION_COMMIT);
     $editor->save();
 
diff --git a/src/applications/differential/editor/comment/DifferentialCommentEditor.php b/src/applications/differential/editor/comment/DifferentialCommentEditor.php
index 2610f05f27..b242d1e6a7 100644
--- a/src/applications/differential/editor/comment/DifferentialCommentEditor.php
+++ b/src/applications/differential/editor/comment/DifferentialCommentEditor.php
@@ -240,9 +240,6 @@ class DifferentialCommentEditor {
         break;
 
       case DifferentialAction::ACTION_COMMIT:
-        if (!$actor_is_author) {
-          throw new Exception('You can not commit a revision you do not own.');
-        }
         $revision
           ->setStatus(DifferentialRevisionStatus::COMMITTED)
           ->save();