diff --git a/gtsam_unstable/discrete/tests/testScheduler.cpp b/gtsam_unstable/discrete/tests/testScheduler.cpp
index 0be4e4b1f..3f6c6a1e0 100644
--- a/gtsam_unstable/discrete/tests/testScheduler.cpp
+++ b/gtsam_unstable/discrete/tests/testScheduler.cpp
@@ -75,7 +75,7 @@ DiscreteFactorGraph createExpected() {
   // Mutual exclusion for students
   expected.addAllDiff(A, J);
 
-  return expected;
+  return std::move(expected);
 }
 
 /* ************************************************************************* */