diff --git a/build.rs b/build.rs
index 535bbafd5462319a935ad1fe977e1eec73467043..d1821aedaf30610fa9fb9de363b5d02961b1ca59 100644
--- a/build.rs
+++ b/build.rs
@@ -22,7 +22,7 @@ fn main() {
             eprintln!(
                 "{} {}",
                 Red.bold().paint("Error:"),
-                White.paint("Ion requires nighlty to build.")
+                White.paint("Ion requires nightly to build.")
             );
             // print_version_err(&*version_string);
             eprintln!(