diff --git a/libc/kernel/uapi/asm-generic/siginfo.h b/libc/kernel/uapi/asm-generic/siginfo.h
index 829ffad..16a85c3 100644
--- a/libc/kernel/uapi/asm-generic/siginfo.h
+++ b/libc/kernel/uapi/asm-generic/siginfo.h
@@ -179,7 +179,9 @@
 #define SEGV_ACCADI 5
 #define SEGV_ADIDERR 6
 #define SEGV_ADIPERR 7
-#define NSIGSEGV 7
+#define SEGV_MTEAERR 8
+#define SEGV_MTESERR 9
+#define NSIGSEGV 9
 #define BUS_ADRALN 1
 #define BUS_ADRERR 2
 #define BUS_OBJERR 3