diff --git a/sys_linux_arm64.go b/sys_linux_arm64.go
new file mode 100644
index 0000000..72c5520
--- /dev/null
+++ b/sys_linux_arm64.go
@@ -0,0 +1,7 @@
+package keyctl
+
+const (
+	syscall_keyctl   uintptr = 219
+	syscall_add_key  uintptr = 217
+	syscall_setfsgid uintptr = 152
+)