diff --git a/gtsam/hybrid/tests/testHybridGaussianFactorGraph.cpp b/gtsam/hybrid/tests/testHybridGaussianFactorGraph.cpp
index 13a6cd614..31e36101b 100644
--- a/gtsam/hybrid/tests/testHybridGaussianFactorGraph.cpp
+++ b/gtsam/hybrid/tests/testHybridGaussianFactorGraph.cpp
@@ -545,7 +545,7 @@ TEST(HybridGaussianFactorGraph, IncrementalErrorTree) {
 
 /* ****************************************************************************/
 // Check that collectProductFactor works correctly.
-TEST(HybridGaussianFactorGraph, collectProductFactor) {
+TEST(HybridGaussianFactorGraph, CollectProductFactor) {
   const int num_measurements = 1;
   VectorValues vv{{Z(0), Vector1(5.0)}};
   auto fg = tiny::createHybridGaussianFactorGraph(num_measurements, vv);