diff --git a/xtask/src/codegen/gen_unstable_future_descriptor.rs b/xtask/src/codegen/gen_unstable_future_descriptor.rs
index 298696fbba5a..6dce8ba0adc0 100644
--- a/xtask/src/codegen/gen_unstable_future_descriptor.rs
+++ b/xtask/src/codegen/gen_unstable_future_descriptor.rs
@@ -5,9 +5,8 @@ use crate::{
 };
 use std::process::Command;
 use std::fs;
-use std::path::{Path, PathBuf};
-use walkdir::{DirEntry, WalkDir};
-use quote::{format_ident, quote};
+use walkdir::WalkDir;
+use quote::quote;
 use crate::codegen::update;
 
 pub fn generate_unstable_future_descriptor(mode: Mode) -> Result<()> {