diff --git a/src/unix/linux_like/linux/musl/mod.rs b/src/unix/linux_like/linux/musl/mod.rs
index 25291c2306115..22b07551d7a4e 100644
--- a/src/unix/linux_like/linux/musl/mod.rs
+++ b/src/unix/linux_like/linux/musl/mod.rs
@@ -590,6 +590,9 @@ pub const EFD_NONBLOCK: ::c_int = ::O_NONBLOCK;
 
 pub const SFD_NONBLOCK: ::c_int = ::O_NONBLOCK;
 
+pub const SOCK_NONBLOCK: ::c_int = O_NONBLOCK;
+pub const PIDFD_NONBLOCK: ::c_uint = O_NONBLOCK as ::c_uint;
+
 pub const TCSANOW: ::c_int = 0;
 pub const TCSADRAIN: ::c_int = 1;
 pub const TCSAFLUSH: ::c_int = 2;