diff --git a/gtsam_unstable/nonlinear/tests/testExpressionFactor.cpp b/gtsam_unstable/nonlinear/tests/testExpressionFactor.cpp
index 93c2ecac1..2df60e6fb 100644
--- a/gtsam_unstable/nonlinear/tests/testExpressionFactor.cpp
+++ b/gtsam_unstable/nonlinear/tests/testExpressionFactor.cpp
@@ -203,9 +203,9 @@ TEST(ExpressionFactor, Shallow) {
   typedef UnaryExpression<Point2, Point3> Unary;
   typedef BinaryExpression<Point3, Pose3, Point3> Binary;
   EXPECT_LONGS_EQUAL(112, sizeof(Unary::Record));
-  EXPECT_LONGS_EQUAL(432, sizeof(Binary::Record));
+  EXPECT_LONGS_EQUAL(496, sizeof(Binary::Record));
   size_t expectedTraceSize = sizeof(Unary::Record) + sizeof(Binary::Record);
-  LONGS_EQUAL(112+432, expectedTraceSize);
+  LONGS_EQUAL(112+496, expectedTraceSize);
   size_t size = expression.traceSize();
   CHECK(size);
   EXPECT_LONGS_EQUAL(expectedTraceSize, size);