diff --git a/src/main.rs b/src/main.rs
index ac1ffa4..7f9a0f3 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -3,9 +3,9 @@ use qrcode::QrCode;
 
 const C_W: char = ' ';
 const C_B: char = '█';
-const W: &str = " ";
-const B: &str = " ";
-const NL: &str = "\n";
+const W  : &str = " ";
+const B  : &str = " ";
+const NL : &str = "\n";
 
 fn main() -> Result<(), Box<dyn std::error::Error>> {
     let matches = App::new("QR cli")