diff --git a/web_src/css/repo.css b/web_src/css/repo.css
index 956c799046..fdab04cdd5 100644
--- a/web_src/css/repo.css
+++ b/web_src/css/repo.css
@@ -1497,7 +1497,8 @@
   position: sticky;
   top: 0;
   z-index: 8;
-  padding: 7px 0;
+  padding: 7px 5px;
+  margin: 0 -5px; /* negative margin so it covers active file shadow */
   height: 44px; /* this height should match sticky-2nd-row */
   background: var(--color-body);
 }