diff --git a/clippy_lints/src/copies.rs b/clippy_lints/src/copies.rs
index e3a09636e249..3b6d4886ba31 100644
--- a/clippy_lints/src/copies.rs
+++ b/clippy_lints/src/copies.rs
@@ -117,7 +117,7 @@ declare_clippy_lint! {
     /// ```
     #[clippy::version = "pre 1.29.0"]
     pub IF_SAME_THEN_ELSE,
-    correctness,
+    style,
     "`if` with the same `then` and `else` blocks"
 }
 
diff --git a/tests/ui/needless_bool_assign.stderr b/tests/ui/needless_bool_assign.stderr
index 7866c89bd618..244a88e6691f 100644
--- a/tests/ui/needless_bool_assign.stderr
+++ b/tests/ui/needless_bool_assign.stderr
@@ -48,7 +48,8 @@ LL |       } else {
 LL | |         a.field = true;
 LL | |     }
    | |_____^
-   = note: `#[deny(clippy::if_same_then_else)]` on by default
+   = note: `-D clippy::if-same-then-else` implied by `-D warnings`
+   = help: to override `-D warnings` add `#[allow(clippy::if_same_then_else)]`
 
 error: aborting due to 4 previous errors