diff --git a/src/applications/differential/controller/DifferentialRevisionViewController.php b/src/applications/differential/controller/DifferentialRevisionViewController.php
index d08471fd83..94bc4912de 100644
--- a/src/applications/differential/controller/DifferentialRevisionViewController.php
+++ b/src/applications/differential/controller/DifferentialRevisionViewController.php
@@ -51,7 +51,6 @@ final class DifferentialRevisionViewController extends DifferentialController {
     $diff_vs = $request->getInt('vs');
 
     $target_id = $request->getInt('id');
-    phlog($target_id);
     $target = idx($diffs, $target_id, end($diffs));
 
     $target_manual = $target;
diff --git a/src/applications/differential/view/DifferentialRevisionUpdateHistoryView.php b/src/applications/differential/view/DifferentialRevisionUpdateHistoryView.php
index d7764b199d..c10f985b1d 100644
--- a/src/applications/differential/view/DifferentialRevisionUpdateHistoryView.php
+++ b/src/applications/differential/view/DifferentialRevisionUpdateHistoryView.php
@@ -89,8 +89,6 @@ final class DifferentialRevisionUpdateHistoryView extends AphrontView {
         $new = null;
       }
 
-      phlog($this->selectedVersusDiffID, $this->selectedDiffID);
-
       if ($max_id != $id) {
         $uniq = celerity_generate_unique_node_id();
         $old_checked = ($this->selectedVersusDiffID == $id);