1 files changed, 1 insertions, 1 deletions
diff --git a/util/main.rs b/util/main.rs
index 8b1acab..f6f1868 100644
--- a/util/main.rs
+++ b/util/main.rs
@@ -2,7 +2,7 @@ use std::env;
 use std::fs;
 
 fn main() {
-    let args = env::args().nth(1).unwrap();
+    let args = env::args().nth(1).expect("missing input");
     let input = fs::read_to_string(args).unwrap();
     println!("{}", input);
 }