diff --git a/include/lib_revcheck.inc.php b/include/lib_revcheck.inc.php
index 9a08fa9..6e8852c 100644
--- a/include/lib_revcheck.inc.php
+++ b/include/lib_revcheck.inc.php
@@ -294,6 +294,7 @@ function showdiff ()
                 echo "<div style='$lineNumberStyles $addAccentBg'></div>";
                 echo "<div style='$lineNumberStyles $addAccentBg'>$newLineNumber</div>";
                 echo "<div style='$addAccentBg flex: 0 0 20px; text-align: center; user-select: none;'>$fc</div>";
+                if ($line == "+") $line .= " ";
                 echo "<div style='$codeStyles $addBg'>" . substr($line, 1) . "</div>\n";
 
                 $newLineNumber++;