diff --git a/README.md b/README.md
index aec7650..1a3d693 100644
--- a/README.md
+++ b/README.md
@@ -33,7 +33,7 @@ This reduces the amount of argument registers to 6 and all arguments above that
 This register points at the highest available address for results, with the 8th result being stored there, the 9th below it and so on.
 
 ### Stack
-Grows downwards from top of memory.
+Grows downwards from 0xXXFE_0000 (so top of memory -0x1_0000).
 
 ### Types