1 files changed, 1 insertions, 1 deletions

diff --git a/xtask/src/codegen/gen_assists_docs.rs b/xtask/src/codegen/gen_assists_docs.rs
index f0ded8b87..ff307e2aa 100644
--- a/xtask/src/codegen/gen_assists_docs.rs
+++ b/xtask/src/codegen/gen_assists_docs.rs
@@ -134,7 +134,7 @@ r#####"
 
         buf.push_str(&test)
     }
-    let buf = reformat(buf)?;
+    let buf = reformat(&buf.to_string())?;
     codegen::update(&project_root().join("crates/assists/src/tests/generated.rs"), &buf, mode)
 }