diff --git a/README.adoc b/README.adoc
index b765644..ed86d4b 100644
--- a/README.adoc
+++ b/README.adoc
@@ -14294,6 +14294,12 @@ Does not have as many assembly code examples as you'd hope however...
 
 Latest version at: https://developer.arm.com/docs/den0024/latest/preface
 
+===== Arm A64 Instruction Set Architecture: Future Architecture Technologies in the A architecture profile Documentation
+
+https://developer.arm.com/docs/ddi0602/b
+
+This page contains the documentation of architecture features that were publicly announced but haven't been merged into the main spec yet.
+
 ===== ARM processor documentation
 
 ARM also releases documentation specific to each given processor.
@@ -14301,7 +14307,7 @@ ARM also releases documentation specific to each given processor.
 This adds extra details to the more portable <<armarm8>> ISA documentation.
 
 [[arm-cortex15-trm]]
-===== ARM Cortex-A15 MPCore Processor Technical Reference Manual r4p0
+====== ARM Cortex-A15 MPCore Processor Technical Reference Manual r4p0
 
 http://infocenter.arm.com/help/topic/com.arm.doc.ddi0438i/DDI0438I_cortex_a15_r4p0_trm.pdf