diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2e9b755caa05..5320f02e2526 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5663,6 +5663,7 @@ Released 2018-09-13
 [`wildcard_enum_match_arm`]: https://rust-lang.github.io/rust-clippy/master/index.html#wildcard_enum_match_arm
 [`wildcard_imports`]: https://rust-lang.github.io/rust-clippy/master/index.html#wildcard_imports
 [`wildcard_in_or_patterns`]: https://rust-lang.github.io/rust-clippy/master/index.html#wildcard_in_or_patterns
+[`write_and_append`]: https://rust-lang.github.io/rust-clippy/master/index.html#write_and_append
 [`write_literal`]: https://rust-lang.github.io/rust-clippy/master/index.html#write_literal
 [`write_with_newline`]: https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline
 [`writeln_empty_string`]: https://rust-lang.github.io/rust-clippy/master/index.html#writeln_empty_string