diff --git a/libc/kernel/uapi/linux/elf.h b/libc/kernel/uapi/linux/elf.h
index 7655f12..65ab245 100644
--- a/libc/kernel/uapi/linux/elf.h
+++ b/libc/kernel/uapi/linux/elf.h
@@ -45,9 +45,11 @@
 #define PT_HIOS 0x6fffffff
 #define PT_LOPROC 0x70000000
 #define PT_HIPROC 0x7fffffff
-#define PT_GNU_EH_FRAME 0x6474e550
-#define PT_GNU_PROPERTY 0x6474e553
+#define PT_GNU_EH_FRAME (PT_LOOS + 0x474e550)
 #define PT_GNU_STACK (PT_LOOS + 0x474e551)
+#define PT_GNU_RELRO (PT_LOOS + 0x474e552)
+#define PT_GNU_PROPERTY (PT_LOOS + 0x474e553)
+#define PT_AARCH64_MEMTAG_MTE (PT_LOPROC + 0x2)
 #define PN_XNUM 0xffff
 #define ET_NONE 0
 #define ET_REL 1