diff --git a/gtsam/hybrid/HybridGaussianFactor.cpp b/gtsam/hybrid/HybridGaussianFactor.cpp
index b31fdca20..fd9bd2fd4 100644
--- a/gtsam/hybrid/HybridGaussianFactor.cpp
+++ b/gtsam/hybrid/HybridGaussianFactor.cpp
@@ -189,8 +189,7 @@ AlgebraicDecisionTree<Key> HybridGaussianFactor::errorTree(
   auto errorFunc = [&continuousValues](const GaussianFactorValuePair& pair) {
     return PotentiallyPrunedComponentError(pair, continuousValues);
   };
-  DecisionTree<Key, double> error_tree(factors_, errorFunc);
-  return error_tree;
+  return {factors_, errorFunc};
 }
 
 /* *******************************************************************************/
diff --git a/gtsam/hybrid/HybridNonlinearFactor.cpp b/gtsam/hybrid/HybridNonlinearFactor.cpp
index 9378d07fe..6ffb95511 100644
--- a/gtsam/hybrid/HybridNonlinearFactor.cpp
+++ b/gtsam/hybrid/HybridNonlinearFactor.cpp
@@ -100,8 +100,7 @@ AlgebraicDecisionTree<Key> HybridNonlinearFactor::errorTree(
         auto [factor, val] = f;
         return factor->error(continuousValues) + val;
       };
-  DecisionTree<Key, double> result(factors_, errorFunc);
-  return result;
+  return {factors_, errorFunc};
 }
 
 /* *******************************************************************************/