diff --git a/OpenSim/Examples/Moco/example3DWalking/CMakeLists.txt b/OpenSim/Examples/Moco/example3DWalking/CMakeLists.txt
index 6dee1db666..c46f91eeb4 100644
--- a/OpenSim/Examples/Moco/example3DWalking/CMakeLists.txt
+++ b/OpenSim/Examples/Moco/example3DWalking/CMakeLists.txt
@@ -3,6 +3,7 @@ set(EXAMPLE_MOCO_TRACK_FILES
         subject_walk_scaled_FunctionBasedPathSet.xml
         subject_walk_scaled_ContactForceSet.xml
         subject_walk_scaled_ContactGeometrySet.xml
+        subject_walk_scaled_ExpressionBasedCoordinateForceSet.xml
         coordinates.sto
         grf_walk.mot
         grf_walk.xml