diff --git a/src/header/limits/mod.rs b/src/header/limits/mod.rs
index 80cfa1904b..5826d981df 100644
--- a/src/header/limits/mod.rs
+++ b/src/header/limits/mod.rs
@@ -1,5 +1,6 @@
 //! limits.h implementation for relibc
 
+pub const HOST_NAME_MAX: usize = 64;
+pub const PASS_MAX: usize = 128;
 pub const PATH_MAX: usize = 4096;
 pub const NGROUPS_MAX: usize = 65536;
-pub const PASS_MAX: usize = 128;