diff --git a/cargo-miri/bin.rs b/cargo-miri/bin.rs
index bac38e3c801..70f8888676f 100644
--- a/cargo-miri/bin.rs
+++ b/cargo-miri/bin.rs
@@ -444,7 +444,7 @@ fn phase_cargo_miri(mut args: env::Args) {
 
     // Run cargo.
     if verbose {
-        cmd.env("MIRI_VERBOSE", ""); // this makes `inside_cargo_rustc` verbose.
+        cmd.env("MIRI_VERBOSE", ""); // This makes the other phases verbose.
         eprintln!("[cargo-miri miri] {:?}", cmd);
     }
     exec(cmd)