diff --git a/src/internal/abi/runtime.go b/src/internal/abi/runtime.go
index e3681c977f..2a3181a48d 100644
--- a/src/internal/abi/runtime.go
+++ b/src/internal/abi/runtime.go
@@ -7,5 +7,5 @@ package abi
 // ZeroValSize is the size in bytes of [ZeroVal].
 const ZeroValSize = 1024
 
-// ZeroVal has [ZeroValSize] zero value.
+// ZeroVal is a region containing all zero bytes.
 var ZeroVal [ZeroValSize]byte