diff --git a/src/builtins/ls.rs b/src/builtins/ls.rs
index 3b921ae..5779b72 100644
--- a/src/builtins/ls.rs
+++ b/src/builtins/ls.rs
@@ -1,4 +1,8 @@
-use std::{fs::metadata, path::PathBuf, str::FromStr};
+use std::{
+    fs::{metadata, Permissions},
+    path::PathBuf,
+    str::FromStr,
+};
 
 use chrono::{DateTime, Datelike, Local};
 
@@ -19,7 +23,7 @@ impl Builtin for Ls {
         //for entry in entries.by_ref().into_iter() {}
 
         println!(
-            "{} | dir  | size   | modified   | accessed   | created    |",
+            "{} | dir  | size   | modified   | accessed   | created    | readonly |",
             right_padding(" filename", 20)
         );
 
@@ -52,6 +56,8 @@ impl Builtin for Ls {
                 Err(_) => Local::now(),
             };
 
+            let permissions = metadata.permissions();
+
             let mut file_type = "unknown";
             if metadata.file_type().is_dir() {
                 file_type = "dir"
@@ -69,7 +75,8 @@ impl Builtin for Ls {
                     metadata.len(),
                     modified,
                     accessed,
-                    created
+                    created,
+                    permissions
                 )
             );
         }
@@ -106,15 +113,17 @@ fn format_line(
     modified: DateTime<Local>,
     accessed: DateTime<Local>,
     created: DateTime<Local>,
+    permissions: Permissions,
 ) -> String {
     format!(
-        "{} | {:4} | {:6} | {} | {} | {} |",
+        "{} | {:4} | {:6} | {} | {} | {} | {}    |",
         right_padding(file_name, max_name_len),
         file_type,
         format_filesize(file_size),
         right_padding(&format_date(modified), 10),
         right_padding(&format_date(accessed), 10),
         right_padding(&format_date(created), 10),
+        right_padding(&permissions.readonly().to_string(), 5),
     )
 }