1 files changed, 2 insertions, 2 deletions

diff --git a/xtask/src/codegen/gen_diagnostic_docs.rs b/xtask/src/codegen/gen_diagnostic_docs.rs
index a2561817b..2504e09ef 100644
--- a/xtask/src/codegen/gen_diagnostic_docs.rs
+++ b/xtask/src/codegen/gen_diagnostic_docs.rs
@@ -7,13 +7,13 @@ use crate::{
     project_root, rust_files, Result,
 };
 
-pub(crate) fn generate_diagnostic_docs(mode: Mode) -> Result<()> {
+pub(crate) fn generate_diagnostic_docs() -> Result<()> {
     let diagnostics = Diagnostic::collect()?;
     let contents =
         diagnostics.into_iter().map(|it| it.to_string()).collect::<Vec<_>>().join("\n\n");
     let contents = format!("//{}\n{}\n", PREAMBLE, contents.trim());
     let dst = project_root().join("docs/user/generated_diagnostic.adoc");
-    codegen::update(&dst, &contents, mode)?;
+    codegen::update(&dst, &contents, Mode::Overwrite)?;
     Ok(())
 }