diff --git a/test/test_tags.rb b/test/test_tags.rb
index dd1db97b..b6402150 100644
--- a/test/test_tags.rb
+++ b/test/test_tags.rb
@@ -317,6 +317,27 @@ EOS
       end
     end
 
+    context "post content has highlight tag with linenumbers" do
+      setup do
+        create_post <<-EOS
+---
+title: This is a test
+---
+
+This is not yet highlighted
+{% highlight php linenos %}
+test
+{% endhighlight %}
+
+This should not be highlighted, right?
+EOS
+      end
+
+      should "should stop highlighting at boundary" do
+        assert_match "<p>This is not yet highlighted</p>\n\n<figure class=\"highlight\"><pre><code class=\"language-php\" data-lang=\"php\"><table style=\"border-spacing: 0\"><tbody><tr><td class=\"gutter gl\" style=\"text-align: right\"><pre class=\"lineno\">1</pre></td><td class=\"code\"><pre>test<span class=\"w\">\n</span></pre></td></tr></tbody></table></code></pre></figure>\n\n<p>This should not be highlighted, right?</p>", @result
+      end
+    end
+
     context "post content has highlight tag with preceding spaces & Windows-style newlines" do
       setup do
         fill_post "\r\n\r\n\r\n     [,1] [,2]"