diff --git a/lib/std/c/linux.zig b/lib/std/c/linux.zig
index 5b45b49332..9969474097 100644
--- a/lib/std/c/linux.zig
+++ b/lib/std/c/linux.zig
@@ -76,6 +76,8 @@ pub extern "c" fn dl_iterate_phdr(callback: dl_iterate_phdr_callback, data: ?*c_
 
 pub extern "c" fn sigaltstack(ss: ?*stack_t, old_ss: ?*stack_t) c_int;
 
+pub extern "c" fn memfd_create(name: [*:0]const u8, flags: c_uint) c_int;
+
 pub const pthread_attr_t = extern struct {
     __size: [56]u8,
     __align: c_long,