diff --git a/gtsam/inference/Permutation.h b/gtsam/inference/Permutation.h
index 39c4447d2..4e32b1f52 100644
--- a/gtsam/inference/Permutation.h
+++ b/gtsam/inference/Permutation.h
@@ -36,11 +36,6 @@ namespace gtsam {
  * that linearized factor graphs are already correctly ordered and need
  * not be permuted.
  *
- * For convenience, there is also a helper class "Permuted" that transforms
- * arguments supplied through the square-bracket [] operator through the
- * permutation.  Note that this helper class stores a reference to the original
- * container.
- *
  * Permutations can be considered to a 1-1 mapping from an original set of indices
  * to a different set of indices.  Permutations can be composed and inverted
  * in order to create new indexing for a structure.