diff --git a/12/index_test.html b/12/index_test.html
index b56b851..99f30d9 100644
--- a/12/index_test.html
+++ b/12/index_test.html
@@ -42,7 +42,7 @@
   </div>
   
   <div id="implicancies_05">
-    <div id="shell_03" class=""><div class="" id="shell_03header">click here to move</div><iframe name="shell" id="iframe_clock" src='blank12_5.html'></iframe></div>
+    <div id="shell_03" class=""><div class="" id="shell_03header">click here to move</div><iframe name="shell" id="iframe_clock" src='blank12_6.html'></iframe></div>
     <div id="info">
       <div id="title"></div>
       <div id="authors"></div>