diff --git a/gtsam/discrete/DecisionTreeFactor.cpp b/gtsam/discrete/DecisionTreeFactor.cpp
index ba24b58b9..2607a80ef 100644
--- a/gtsam/discrete/DecisionTreeFactor.cpp
+++ b/gtsam/discrete/DecisionTreeFactor.cpp
@@ -56,7 +56,6 @@ namespace gtsam {
 
   /* ************************************************************************* */
   double DecisionTreeFactor::safe_div(const double &a, const double &b)  {
-    // cout << boost::format("%g / %g = %g\n") % a % b % ((a == 0) ? 0 : (a / b));
     // The use for safe_div is when we divide the product factor by the sum
     // factor. If the product or sum is zero, we accord zero probability to the
     // event.
diff --git a/gtsam/discrete/Potentials.h b/gtsam/discrete/Potentials.h
deleted file mode 100644
index 93452d8fb..000000000
--- a/gtsam/discrete/Potentials.h
+++ /dev/null
@@ -1,35 +0,0 @@
-/* ----------------------------------------------------------------------------
-
- * GTSAM Copyright 2010, Georgia Tech Research Corporation,
- * Atlanta, Georgia 30332-0415
- * All Rights Reserved
- * Authors: Frank Dellaert, et al. (see THANKS for the full author list)
-
- * See LICENSE for the license information
-
- * -------------------------------------------------------------------------- */
-
-/**
- * @file Potentials.h
- * @date March 24, 2011
- * @author Frank Dellaert
- */
-
-#pragma once
-
-#include <gtsam/discrete/AlgebraicDecisionTree.h>
-#include <gtsam/discrete/DiscreteKey.h>
-#include <gtsam/inference/Key.h>
-
-#include <boost/shared_ptr.hpp>
-#include <set>
-
-namespace gtsam {
-
-  /*
-   * @deprecated
-   * @brief Deprecated class for storing an ADT with some convenience methods
-   * */
-  typedef GTSAM_DEPRECATED AlgebraicDecisionTree<Key> Potentials;
-
-} // namespace gtsam
diff --git a/gtsam/inference/BayesTree.h b/gtsam/inference/BayesTree.h
index 132098d0a..d368bd486 100644
--- a/gtsam/inference/BayesTree.h
+++ b/gtsam/inference/BayesTree.h
@@ -73,8 +73,6 @@ namespace gtsam {
     typedef CLIQUE Clique; ///< The clique type, normally BayesTreeClique
     typedef boost::shared_ptr<Clique> sharedClique; ///< Shared pointer to a clique
 
-    typedef GTSAM_DEPRECATED Clique Node; ///< Synonym for Clique (TODO: remove)
-    typedef GTSAM_DEPRECATED sharedClique sharedNode; ///< Synonym for sharedClique (TODO: remove)
     typedef typename CLIQUE::ConditionalType ConditionalType;
     typedef boost::shared_ptr<ConditionalType> sharedConditional;
     typedef typename CLIQUE::BayesNetType BayesNetType;
@@ -270,6 +268,12 @@ namespace gtsam {
 
     /// @}
 
+#ifdef GTSAM_ALLOW_DEPRECATED_SINCE_V42
+  public:
+    typedef GTSAM_DEPRECATED Clique Node; ///< Synonym for Clique (TODO: remove)
+    typedef GTSAM_DEPRECATED sharedClique sharedNode; ///< Synonym for sharedClique (TODO: remove)
+#endif
+
   }; // BayesTree
 
   /* ************************************************************************* */