diff --git a/launcher/src/main.rs b/launcher/src/main.rs
index 7d041b03..054e546c 100644
--- a/launcher/src/main.rs
+++ b/launcher/src/main.rs
@@ -988,8 +988,8 @@ fn compute_type(num_shard: usize) -> Option<String> {
         .output()
         .ok()?;
     let output = String::from_utf8(output.stdout).ok()?;
-    let fullname = output.split("\n").nth(1)?;
-    let cardname = fullname.replace(" ", "-").to_lowercase();
+    let fullname = output.split('\n').nth(1)?;
+    let cardname = fullname.replace(' ', "-").to_lowercase();
     let compute_type = format!("{num_shard}-{cardname}");
     Some(compute_type)
 }