diff --git a/CMake/cmake_config_files/PHOENIX.config.cmake b/CMake/cmake_config_files/PHOENIX.config.cmake
index 12355ebb32bacd3251e95b434207ac2820c6bf77..d31d8684a53a769e48408ad5febe7d2c6b22c623 100644
--- a/CMake/cmake_config_files/PHOENIX.config.cmake
+++ b/CMake/cmake_config_files/PHOENIX.config.cmake
@@ -29,6 +29,6 @@ set(CMAKE_CUDA_ARCHITECTURES 60) # NVIDIA Tesla P100
 set(GPU_APP "apps/gpu/LBM/")
 list(APPEND USER_APPS 
     # "${GPU_APP}DrivenCavityMultiGPU"
-    "${GPU_APP}SphereScaling"
+    # "${GPU_APP}SphereScaling"
     # "${GPU_APP}MusselOyster"
     )