diff --git a/src/io/mkdir_at.rs b/src/io/mkdir_at.rs
index cd4b9b53..5f357bec 100644
--- a/src/io/mkdir_at.rs
+++ b/src/io/mkdir_at.rs
@@ -26,7 +26,9 @@ impl Op<Mkdir> {
                 .submit_op(Mkdir { _path }, |mkdir| {
                     let p_ref = mkdir._path.as_c_str().as_ptr();
 
-                    opcode::MkDirAt::new(types::Fd(libc::AT_FDCWD), p_ref).build()
+                    opcode::MkDirAt::new(types::Fd(libc::AT_FDCWD), p_ref)
+                        .mode(0o777)
+                        .build()
                 })
         })
     }