diff --git a/src/applications/differential/controller/DifferentialRevisionLandController.php b/src/applications/differential/controller/DifferentialRevisionLandController.php
index 2f07b9ee60..2d0619b1a4 100644
--- a/src/applications/differential/controller/DifferentialRevisionLandController.php
+++ b/src/applications/differential/controller/DifferentialRevisionLandController.php
@@ -141,6 +141,15 @@ final class DifferentialRevisionLandController extends DifferentialController {
     }
 
     $lock->unlock();
+
+    $looksoon = new ConduitCall(
+      'diffusion.looksoon',
+      array(
+        'callsigns' => array($repository->getCallsign())
+        ));
+    $looksoon->setUser($request->getUser());
+    $looksoon->execute();
+
     return $response;
   }