diff --git a/arch/isa/globals.isa b/arch/isa/globals.isa
index cd1dbb558..8df22c3f5 100644
--- a/arch/isa/globals.isa
+++ b/arch/isa/globals.isa
@@ -89,7 +89,7 @@ enum PmaAttribute {
 
 enum Pbmt {
   PMA 0   # Use underlying PMA
-  NV  1   # Non-cacheable, idempotent, weakly-ordered (RVWMO), main memory
+  NC  1   # Non-cacheable, idempotent, weakly-ordered (RVWMO), main memory
   IO  2   # Non-cacheable, non-idempotent, strongly (channel 0) ordered, I/O
 }