diff --git a/unit-testing.html b/unit-testing.html
index c9cbd84..3198cfc 100755
--- a/unit-testing.html
+++ b/unit-testing.html
@@ -461,7 +461,7 @@ OK</samp></pre>
 <samp class=p>>>> </samp><kbd class=pp>import roman3</kbd>
 <a><samp class=p>>>> </samp><kbd class=pp>roman3.to_roman(0.5)</kbd>  <span class=u>&#x2460;</span></a>
 <samp class=pp>''</samp>
-<a><samp class=p>>>> </samp><kbd class=pp>roman3.to_roman(1.5)</kbd>  <span class=u>&#x2461;</span></a>
+<a><samp class=p>>>> </samp><kbd class=pp>roman3.to_roman(1.0)</kbd>  <span class=u>&#x2461;</span></a>
 <samp class=pp>'I'</samp></pre>
 <ol>
 <li>Oh, that&#8217;s bad.