diff --git a/projects/cmd_sync_test/src/main.cpp b/projects/cmd_sync_test/src/main.cpp
index 5d1863f18e02e1bc7e00d6828fd480f0fce5c76c..d3d2ce7de722d24968004c789abc8140952b8e8c 100644
--- a/projects/cmd_sync_test/src/main.cpp
+++ b/projects/cmd_sync_test/src/main.cpp
@@ -20,6 +20,7 @@ int main(int argc, const char** argv) {
 
     vkcv::CameraManager cameraManager(window, windowWidth, windowHeight);
     uint32_t camIndex = cameraManager.addCamera(vkcv::ControllerType::PILOT);
+    uint32_t camIndex2 = cameraManager.addCamera(vkcv::ControllerType::TRACKBALL);
 
 	window.initEvents();
 
diff --git a/projects/first_triangle/src/main.cpp b/projects/first_triangle/src/main.cpp
index afa901986ef447c6b7077b644777bd9575e9701b..4bafd4168fe3803365214af88013d384b24bcb59 100644
--- a/projects/first_triangle/src/main.cpp
+++ b/projects/first_triangle/src/main.cpp
@@ -164,6 +164,7 @@ int main(int argc, const char** argv) {
 	
     vkcv::CameraManager cameraManager(window, windowWidth, windowHeight);
     uint32_t camIndex = cameraManager.addCamera(vkcv::ControllerType::PILOT);
+    uint32_t camIndex2 = cameraManager.addCamera(vkcv::ControllerType::TRACKBALL);
 
 	while (window.isWindowOpen())
 	{