diff --git a/polygerrit-ui/app/elements/diff/gr-diff/gr-diff.html b/polygerrit-ui/app/elements/diff/gr-diff/gr-diff.html
index 0255361..c166695 100644
--- a/polygerrit-ui/app/elements/diff/gr-diff/gr-diff.html
+++ b/polygerrit-ui/app/elements/diff/gr-diff/gr-diff.html
@@ -247,9 +247,8 @@
       /** Support the line length indicator **/
       .full-width td.content,
       .full-width td.blank {
-        /* Base 64 encoded 1x30px of #ddd */
-        background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAeAgMAAACQ+5xUAAAACVBMVEXd3d0AAAClpaWbWM6mAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAEElEQVQImWNgwAsakEgMAAAaPAEBM3eopQAAAABJRU5ErkJggg==')
-;
+        /* Base 64 encoded 1x1px of #ddd */
+        background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mO8+x8AAr8B3gzOjaQAAAAASUVORK5CYII=');
         background-position: var(--line-limit) 0;
         background-repeat: repeat-y;
       }