diff --git a/README.md b/README.md
index a369363..c4572ac 100644
--- a/README.md
+++ b/README.md
@@ -211,7 +211,7 @@
E3 |
|
-Source: [Intel x86 JUMP quick reference](http://unixwiz.net/techtips/x86-jumps.html)
+Source: Intel x86 JUMP quick reference
## additional resources
[Linux syscalls](https://blog.rchapman.org/posts/Linux_System_Call_Table_for_x86_64/)