diff --git a/bitmap_to_asm/src/main.rs b/bitmap_to_asm/src/main.rs
index 8987673..94207ac 100644
--- a/bitmap_to_asm/src/main.rs
+++ b/bitmap_to_asm/src/main.rs
@@ -1,13 +1,25 @@
 use regex::Regex;
-use std::{borrow::Cow, env::args};
+use std::{borrow::Cow, env::args, process::exit};
 
 fn main() {
-    let path = args().nth(1).expect("usage: 1 image file argument");
+    let path = args().nth(1).expect("usage: file [--nosize]");
+    let nosize = match args().nth(2) {
+        None => false,
+        Some(t) => {
+            if t == "--nosize" {
+                true
+            } else {
+                eprint!("usage: file [--nosize]");
+                exit(1)
+            }
+        }
+    };
     let (data, name, width, height) = path_to_img(path.as_str());
-
     println!("{name}:");
-    println!("    D {width}");
-    println!("    D {height}");
+    if !nosize {
+        println!("    D {width}");
+        println!("    D {height}");
+    }
     for d in data {
         println!("    D 0x{d:08x}");
     }