diff --git a/libc/kernel/uapi/linux/kernel-page-flags.h b/libc/kernel/uapi/linux/kernel-page-flags.h
index afa0393..d66cd7f 100644
--- a/libc/kernel/uapi/linux/kernel-page-flags.h
+++ b/libc/kernel/uapi/linux/kernel-page-flags.h
@@ -41,7 +41,7 @@
 #define KPF_NOPAGE 20
 #define KPF_KSM 21
 #define KPF_THP 22
-#define KPF_BALLOON 23
+#define KPF_OFFLINE 23
 #define KPF_ZERO_PAGE 24
 #define KPF_IDLE 25
 #define KPF_PGTABLE 26