--- a/index.html	Thu Nov 02 10:47:52 2017 +0000
+++ b/index.html	Thu Nov 09 01:33:41 2017 +0000
@@ -110,8 +110,8 @@
 <A HREF="http://www.it.uu.se/" TITLE="Uppsala">here</A>, an associate professorship 
 <A HREF="http://en.itu.dk/" TITLE="ITU, Copenhagen">here</A>,
 and full professorships 
-<A HREF="http://en.cs.ustc.edu.cn" TITLE="IAS, Suzhou">here</A> and 
-<A HREF="http://english.ecnu.edu.cn" TITLE="Shanghai">here</A>. 
+<A HREF="https://en.wikipedia.org/wiki/University_of_Science_and_Technology_of_China" TITLE="IAS, Suzhou">here</A> and 
+<A HREF="https://en.wikipedia.org/wiki/East_China_Normal_University" TITLE="Shanghai">here</A>. 
 I thank all people involved for their efforts.
 <P>