diff --git a/gtsam_unstable/timing/timeOneCameraExpression.cpp b/gtsam_unstable/timing/timeOneCameraExpression.cpp
index 67b83b78b..4cb655825 100644
--- a/gtsam_unstable/timing/timeOneCameraExpression.cpp
+++ b/gtsam_unstable/timing/timeOneCameraExpression.cpp
@@ -23,7 +23,7 @@
 using namespace std;
 using namespace gtsam;
 
-#define time timeMultiThreaded
+#define time timeSingleThreaded
 
 int main() {