diff --git a/cpp/testGaussianBayesNet.cpp b/cpp/testGaussianBayesNet.cpp
index a4bbd51e1..3462048bc 100644
--- a/cpp/testGaussianBayesNet.cpp
+++ b/cpp/testGaussianBayesNet.cpp
@@ -94,18 +94,17 @@ TEST( GaussianBayesNet, optimize2 )
 
 	fg.add("y", eye(1), 2*ones(1), noiseModel::Unit::Create(1));
 
-	fg.add("x", eye(1),"y", -eye(1), -2*ones(1),
+	fg.add("x", eye(1),"y", -eye(1), -ones(1),
 			noiseModel::Unit::Create(1));
 
-	fg.add("y", eye(1),"z", -eye(1), -9*ones(1),
+	fg.add("y", eye(1),"z", -eye(1), -ones(1),
 				noiseModel::Unit::Create(1));
 
-	fg.add("z", eye(1),"x", -eye(1), 3*ones(1),
+	fg.add("z", eye(1),"x", -eye(1), 2*ones(1),
 				noiseModel::Unit::Create(1));
 
 	Ordering ordering; ordering += "x", "y", "z";
 	GaussianBayesNet cbn = fg.eliminate(ordering);
-	cbn.print("cbn");
   VectorConfig actual = optimize(cbn);
 
   VectorConfig expected;