diff --git a/clippy_lints/src/operators/mod.rs b/clippy_lints/src/operators/mod.rs
index d9845bc3b0f7..9ad32c2bd396 100644
--- a/clippy_lints/src/operators/mod.rs
+++ b/clippy_lints/src/operators/mod.rs
@@ -265,9 +265,6 @@ declare_clippy_lint! {
     /// `x.trailing_zeros() >= 4` is much clearer than `x & 15
     /// == 0`
     ///
-    /// ### Known problems
-    /// llvm generates better code for `x & 15 == 0` on x86
-    ///
     /// ### Example
     /// ```no_run
     /// # let x = 1;