diff --git a/README.md b/README.md
index f8c193d..286cbe2 100644
--- a/README.md
+++ b/README.md
@@ -9,6 +9,7 @@
     - [Living Off The Land(LOL)](https://github.com/mether049/malware/blob/master/malware-tech_ref_and_memo.md#living-off-the-landlol)
     - [DGA](https://github.com/mether049/malware/blob/master/malware-tech_ref_and_memo.md#dga)
     - [Fast Flux](https://github.com/mether049/malware/blob/master/malware-tech_ref_and_memo.md#fast-flux)
+    - [DNS Tunneling](https://github.com/mether049/malware/blob/master/malware-tech_ref_and_memo.md#dns-tunneling)
     - [Pakcing](https://github.com/mether049/malware/blob/master/malware-tech_ref_and_memo.md#packing)
     - [Anti-Unpacking](https://github.com/mether049/malware/blob/master/malware-tech_ref_and_memo.md#anti-unpacking)
     - [Mutex](https://github.com/mether049/malware/blob/master/malware-tech_ref_and_memo.md#mutex)