diff --git a/gtsam/linear/Errors.h b/gtsam/linear/Errors.h
index 41ba44144..f5bea5501 100644
--- a/gtsam/linear/Errors.h
+++ b/gtsam/linear/Errors.h
@@ -39,6 +39,9 @@ namespace gtsam {
 
     using Base::Base; // inherit constructors
 
+    /** Default constructor */
+    Errors() = default;
+
     /** break V into pieces according to its start indices */
     Errors(const VectorValues&V);
 
diff --git a/gtsam/symbolic/tests/symbolicExampleGraphs.h b/gtsam/symbolic/tests/symbolicExampleGraphs.h
index e0cf36339..4f98188dd 100644
--- a/gtsam/symbolic/tests/symbolicExampleGraphs.h
+++ b/gtsam/symbolic/tests/symbolicExampleGraphs.h
@@ -138,13 +138,10 @@ namespace gtsam {
 
     SymbolicBayesTree __asiaBayesTree() {
       SymbolicBayesTree result;
-      result.insertRoot(LeafClique(KeyVector{_E_, _L_, _B_}, 3));
-      result.addClique(LeafClique(KeyVector{_S_, _B_, _L_}, 1),
-                       result.roots().front());
-      result.addClique(LeafClique(KeyVector{_T_, _E_, _L_}, 1),
-                       result.roots().front());
-      result.addClique(LeafClique(KeyVector{_X_, _E_}, 1),
-                       result.roots().front());
+      result.insertRoot(LeafClique({_E_, _L_, _B_}, 3));
+      result.addClique(LeafClique({_S_, _B_, _L_}, 1), result.roots().front());
+      result.addClique(LeafClique({_T_, _E_, _L_}, 1), result.roots().front());
+      result.addClique(LeafClique({_X_, _E_}, 1), result.roots().front());
       return result;
     }