1 files changed, 2 insertions, 3 deletions

diff --git a/crates/ra_assists/src/add_impl.rs b/crates/ra_assists/src/add_impl.rs
index 59ca88468..4b61f4031 100644
--- a/crates/ra_assists/src/add_impl.rs
+++ b/crates/ra_assists/src/add_impl.rs
@@ -1,5 +1,4 @@
-use std::fmt::Write;
-
+use format_buf::format;
 use hir::db::HirDatabase;
 use join_to_string::join;
 use ra_syntax::{
@@ -19,7 +18,7 @@ pub(crate) fn add_impl(mut ctx: AssistCtx<impl HirDatabase>) -> Option<Assist> {
         let mut buf = String::new();
         buf.push_str("\n\nimpl");
         if let Some(type_params) = &type_params {
-            write!(buf, "{}", type_params.syntax()).unwrap();
+            format!(buf, "{}", type_params.syntax());
         }
         buf.push_str(" ");
         buf.push_str(name.text().as_str());