diff --git a/src/runtime/defs2_linux.go b/src/runtime/defs2_linux.go
index b08c0dafe1..87e19c1598 100644
--- a/src/runtime/defs2_linux.go
+++ b/src/runtime/defs2_linux.go
@@ -61,7 +61,7 @@ const (
 	MADV_DONTNEED   = C.MADV_DONTNEED
 	MADV_FREE       = C.MADV_FREE
 	MADV_HUGEPAGE   = C.MADV_HUGEPAGE
-	MADV_NOHUGEPAGE = C.MADV_HNOUGEPAGE
+	MADV_NOHUGEPAGE = C.MADV_NOHUGEPAGE
 
 	SA_RESTART  = C.SA_RESTART
 	SA_ONSTACK  = C.SA_ONSTACK
diff --git a/src/runtime/defs_linux.go b/src/runtime/defs_linux.go
index 5b46cb42a2..7b14063386 100644
--- a/src/runtime/defs_linux.go
+++ b/src/runtime/defs_linux.go
@@ -51,7 +51,7 @@ const (
 	MADV_DONTNEED   = C.MADV_DONTNEED
 	MADV_FREE       = C.MADV_FREE
 	MADV_HUGEPAGE   = C.MADV_HUGEPAGE
-	MADV_NOHUGEPAGE = C.MADV_HNOUGEPAGE
+	MADV_NOHUGEPAGE = C.MADV_NOHUGEPAGE
 
 	SA_RESTART = C.SA_RESTART
 	SA_ONSTACK = C.SA_ONSTACK