diff --git a/index.Rmd b/index.Rmd
index c633a99..21bf8a0 100644
--- a/index.Rmd
+++ b/index.Rmd
@@ -47,7 +47,7 @@ February 14  | -  | [Homework #5](Homeworks/Homework_05.html)
 February 15   | [Matrices, Lists, Data Frames II](Lectures/MatricesListsDataFrames.html) | -
 February 20 | [Probability Distributions](Lectures/ProbabilityDistributions.html)| -
 February 21  | -  | [Homework # 6](Homeworks/Homework_06.html)
-February 22 | [Data Curation](Lectures/DataCuration.xhtml)| -
+February 22 | [Data Curation](Lectures/DataCuration.html)| -
 February 27  |[Functions](Lectures/Lecture_12.xhtml) | [(Experimental Designs)](Lectures/Lecture_12a.xhtml)
 February 28  |  | [Homework # 7](Homeworks/Homework_08.html) 
 February 29  | [Functions/Structured Programming](Lectures/)  |
diff --git a/index.html b/index.html
index fff3fd5..87a9b8f 100644
--- a/index.html
+++ b/index.html
@@ -196,7 +196,7 @@ <h2>Lecture Outlines &amp; Homework Assignments</h2>
 </tr>
 <tr class="even">
 <td>February 22</td>
-<td><a href="Lectures/DataCuration.xhtml">Data Curation</a></td>
+<td><a href="Lectures/DataCuration.html">Data Curation</a></td>
 <td>-</td>
 </tr>
 <tr class="odd">