diff --git a/Utility-containers.md b/Utility-containers.md
index c6c6825..93689b6 100644
--- a/Utility-containers.md
+++ b/Utility-containers.md
@@ -4,7 +4,6 @@
 
 * [AMD64 Architecture Programmer’s Manual Volume 1: Application Programming][amd64v1] 
 * [AMD64 Architecture Programmer’s Manual Volume 2: System Programming][amd64v2]
-* [Intel® 64 and IA-32 Architectures Software Developer Manuals][intel64]
 
 [//]: # (Second part of reference-style links)
 [os01]: https://github.com/tuhdo/os01