diff --git a/clippy_lints/src/transmute/mod.rs b/clippy_lints/src/transmute/mod.rs
index 374999473a4..e6acf1a94c9 100644
--- a/clippy_lints/src/transmute/mod.rs
+++ b/clippy_lints/src/transmute/mod.rs
@@ -263,7 +263,7 @@ declare_clippy_lint! {
 }
 
 declare_clippy_lint! {
-    /// # What it does
+    /// ### What it does
     /// Checks for transmutes from a number to an array of `u8`
     ///
     /// ### Why this is bad?