diff --git a/docs/labs/input1.html b/docs/labs/input1.html
index ee3269d5..b8978368 100644
--- a/docs/labs/input1.html
+++ b/docs/labs/input1.html
@@ -144,7 +144,8 @@ <h2>Background</h2>
 <p>
 Unfortunately, this program doesn't <i>do</i> proper input validation.
 In this application
-<tt>id</tt> is supposed to <i>only</i> be an integer within a restricted range.
+<tt>id</tt> is supposed to <i>only</i> be an integer
+between 1 and 9999 (including those numbers).
 As written below it fails to make that check.
 In fact, as written,
 this program has a vulnerability we haven't discussed yet called