diff --git a/src/librustdoc/html/markdown.rs b/src/librustdoc/html/markdown.rs
index d24e6e5faf5..aa728c26afc 100644
--- a/src/librustdoc/html/markdown.rs
+++ b/src/librustdoc/html/markdown.rs
@@ -2024,6 +2024,7 @@ fn init_id_map() -> FxHashMap<Cow<'static, str>, usize> {
     map.insert("required-associated-consts".into(), 1);
     map.insert("required-methods".into(), 1);
     map.insert("provided-methods".into(), 1);
+    map.insert("object-safety".into(), 1);
     map.insert("implementors".into(), 1);
     map.insert("synthetic-implementors".into(), 1);
     map.insert("implementations-list".into(), 1);
diff --git a/src/librustdoc/html/render/print_item.rs b/src/librustdoc/html/render/print_item.rs
index 4d518a3e20b..c852f01f450 100644
--- a/src/librustdoc/html/render/print_item.rs
+++ b/src/librustdoc/html/render/print_item.rs
@@ -965,7 +965,8 @@ fn trait_item(w: &mut Buffer, cx: &mut Context<'_>, m: &clean::Item, t: &clean::
             w,
             "object-safety",
             "Object Safety",
-            &format!("<div class=\"object-safety-info\">This trait is <b>not</b> \
+            &format!(
+                "<div class=\"object-safety-info\">This trait is <b>not</b> \
                 <a href=\"{base}/reference/items/traits.html#object-safety\">\
                 object safe</a>.</div>",
                 base = crate::clean::utils::DOC_RUST_LANG_ORG_CHANNEL