diff --git a/tests/testBoundingConstraint.cpp b/tests/testBoundingConstraint.cpp
index dd16e6a9e..b85b75d1c 100644
--- a/tests/testBoundingConstraint.cpp
+++ b/tests/testBoundingConstraint.cpp
@@ -187,7 +187,7 @@ TEST( testBoundingConstraint, MaxDistance_basics) {
   EXPECT(!rangeBound.isGreaterThan());
   EXPECT(rangeBound.dim() == 1);
 
-  EXPECT(assert_equal(Vector_(1, 2.0), rangeBound.evaluateError(pt1, pt1)));
+  EXPECT(assert_equal(Vector(1) << 2.0), rangeBound.evaluateError(pt1, pt1)));
   EXPECT(assert_equal(ones(1), rangeBound.evaluateError(pt1, pt2)));
   EXPECT(assert_equal(zero(1), rangeBound.evaluateError(pt1, pt3)));
   EXPECT(assert_equal(-1.0*ones(1), rangeBound.evaluateError(pt1, pt4)));