diff --git a/src/applications/diffusion/controller/DiffusionBrowseController.php b/src/applications/diffusion/controller/DiffusionBrowseController.php
index 2d0ea7770b..3ae076a5d0 100644
--- a/src/applications/diffusion/controller/DiffusionBrowseController.php
+++ b/src/applications/diffusion/controller/DiffusionBrowseController.php
@@ -684,7 +684,7 @@ final class DiffusionBrowseController extends DiffusionController {
     } else {
       require_celerity_resource('syntax-highlighting-css');
 
-      if (!$can_highlight) {
+      if ($can_highlight) {
         $highlighted = PhabricatorSyntaxHighlighter::highlightWithFilename(
           $path,
           $file_corpus);