diff --git a/src/bootstrap/src/core/build_steps/test.rs b/src/bootstrap/src/core/build_steps/test.rs
index 27eac212b1433..fda06aef10c44 100644
--- a/src/bootstrap/src/core/build_steps/test.rs
+++ b/src/bootstrap/src/core/build_steps/test.rs
@@ -630,7 +630,7 @@ impl Step for Miri {
             SourceType::InTree,
             &[],
         );
-        let _guard = builder.msg_sysroot_tool(Kind::Test, compiler.stage, "miri", host, host);
+        let _guard = builder.msg_sysroot_tool(Kind::Test, compiler.stage, "miri", host, target);
 
         cargo.add_rustc_lib_path(builder, compiler);