diff --git a/crates/ra_ide/src/completion/complete_attribute.rs b/crates/ra_ide/src/completion/complete_attribute.rs
index 089d806d8c..50b0b3ff68 100644
--- a/crates/ra_ide/src/completion/complete_attribute.rs
+++ b/crates/ra_ide/src/completion/complete_attribute.rs
@@ -9,7 +9,6 @@ use rustc_hash::FxHashSet;
 use crate::completion::{
     completion_context::CompletionContext,
     completion_item::{CompletionItem, CompletionItemKind, CompletionKind, Completions},
-    unstable_feature_descriptor
 };
 
 use crate::completion::UNSTABLE_FEATURE_DESCRIPTOR;
diff --git a/xtask/src/codegen/gen_unstable_future_descriptor.rs b/xtask/src/codegen/gen_unstable_future_descriptor.rs
index 298696fbba..6dce8ba0ad 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<()> {