diff --git a/Documentation/vm/hwpoison.txt b/Documentation/vm/hwpoison.txt
index 989e5afe740f069041bb8efc362f28288715b1e4..12f9ba20ccb7aebd72aab882f9b6d6d7d9b4a135 100644
--- a/Documentation/vm/hwpoison.txt
+++ b/Documentation/vm/hwpoison.txt
@@ -92,7 +92,7 @@ PR_MCE_KILL_GET
 
 Testing:
 
-madvise(MADV_POISON, ....)
+madvise(MADV_HWPOISON, ....)
 	(as root)
 	Poison a page in the process for testing