diff --git a/index.html b/index.html
index 96f8fe2..4f5c81c 100644
--- a/index.html
+++ b/index.html
@@ -2434,7 +2434,7 @@ foreach ($file in $inputfiles) {
   <!-- ends Cover head switching noise -->
 
   <!-- View Subprogram Info -->
-  <span data-toggle="modal" data-target="#view_subprogram_info"><button type="button" class="btn btn-default" data-toggle="tooltip" data-placement="bottom" title="View FFmpeg subprogam information">View FFmpeg subprogam information</button></span>
+  <span data-toggle="modal" data-target="#view_subprogram_info"><button type="button" class="btn btn-default" data-toggle="tooltip" data-placement="bottom" title="View FFmpeg subprogram information">View FFmpeg subprogram information</button></span>
   <div id="view_subprogram_info" class="modal fade" tabindex="-1" role="dialog">
     <div class="modal-dialog modal-lg">
       <div class="modal-content">