diff --git a/substitutions.txt b/substitutions.txt
index 34093068..f382c610 100644
--- a/substitutions.txt
+++ b/substitutions.txt
@@ -10,6 +10,7 @@
 .. |APL| replace:: Apollo Lake
 .. |CNL| replace:: Cannon Lake
 .. |ICL| replace:: Ice Lake
+.. |JSL| replace:: Jasper Lake
 .. |TSC| replace:: Technical Steering Committee
 
 .. These are replacement strings for non-ASCII characters used within the project