diff --git a/index.md b/index.md
index 7deb3fb2e..bb253d3f7 100644
--- a/index.md
+++ b/index.md
@@ -48,7 +48,7 @@ The users of the ONE simulator have created many helpful resources:
 
 ### Contact
 
-The ONE mailing list has been closed. For questions on use of the ONE we recommend [Stack Overflow](https://stackoverflow.com/questions/tagged/dtn).
+The ONE mailing list has been closed. For questions on use of the ONE we recommend [Stack Overflow](https://stackoverflow.com/questions/tagged/one-simulator).
 
 ### License