diff --git a/readme.txt b/readme.txt
index b1f6d41..ccee83b 100644
--- a/readme.txt
+++ b/readme.txt
@@ -130,7 +130,9 @@ The Prismatic plugin follows the same conventions used by [Prism.js](http://pris
 Once the settings are configured, you can enable syntax highlighting for any code snippet by doing one of the following:
 
 * Wrap multi-line code with pre &amp; code tags: &lt;pre&gt;&lt;code&gt;...&lt;/code&gt;&lt;/pre&gt;
-* Wrap single-line code with code tags: &lt;code&gt;...&lt;/code&gt; (Prism.js only)
+* Wrap single-line code with code tags: &lt;code&gt;...&lt;/code&gt;
+
+Note: Prism.js highlights both multi-line and single-line code snippets. Highlight.js only supports multi-line code snippets.
 
 With the proper markup in place, you can indicate a specific language by adding a class of language-*** or lang-*** to the &lt;code&gt; tag (where *** is the language identifier). For example, to indicate PHP as the language for a single-line code snippet: