diff --git a/libstdc++-v3/include/bits/stl_tree.h b/libstdc++-v3/include/bits/stl_tree.h
index 632df6d4bfc..a7781b72114 100644
--- a/libstdc++-v3/include/bits/stl_tree.h
+++ b/libstdc++-v3/include/bits/stl_tree.h
@@ -3274,11 +3274,6 @@ namespace __rb_tree
       }
 
 #ifdef __glibcxx_associative_heterogeneous_insertion  // C++26
-
-  // If __pos.second == &_M_impl._M_header, insert at root;
-  // else if __pos.first == __pos.second, insert at __pos.second._M_left;
-  // else insert at __pos.second._M_right, and rebalance.
-
   template <typename _Key, typename _Val, typename _KeyOfValue,
 	    typename _Compare, typename _Alloc>
     template <typename... _Args>