diff --git a/.gitignore b/.gitignore
index f87c8efbbd3b3877bd77212d6c2184db2aa409f1..9895b44338b3f8ccaa3e469304afd07813669ffc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -36,4 +36,7 @@ stl/
 .DS_Store
 
 # Settings
-.gitconfig
\ No newline at end of file
+.gitconfig
+.gitignore
+Cmake/cmake_config_files/MULE*
+Cmake/cmake_config_files/HINNY*
diff --git a/gpu.cmake b/gpu.cmake
index cc585bdb58f1fec771e5069dcdb55ecf55257156..ee456d7fadcbeef0be9f5192cec91b886d836915 100644
--- a/gpu.cmake
+++ b/gpu.cmake
@@ -25,23 +25,10 @@ add_subdirectory(src/gpu/GridGenerator)
 IF (BUILD_VF_GPU)
     add_subdirectory(src/gpu/VirtualFluids_GPU)
 
-    #add_subdirectory(targets/apps/LBM/lbmTest)
-    #add_subdirectory(targets/apps/LBM/metisTest)
-    #add_subdirectory(targets/apps/LBM/Basel)
-    #add_subdirectory(targets/apps/LBM/BaselNU)
-    #add_subdirectory(targets/apps/LBM/BaselMultiGPU)
-
-    # add_subdirectory(apps/gpu/LBM/DrivenCavity)
-    # add_subdirectory(apps/gpu/LBM/SphereGPU)
-    #add_subdirectory(apps/gpu/LBM/WTG_RUB)
-    #add_subdirectory(apps/gpu/LBM/gridGeneratorTest)
-    #add_subdirectory(apps/gpu/LBM/TGV_3D)
-    #add_subdirectory(apps/gpu/LBM/TGV_3D_MultiGPU)
-    #add_subdirectory(apps/gpu/LBM/SphereScaling)
-    #add_subdirectory(apps/gpu/LBM/DrivenCavityMultiGPU)
-    #add_subdirectory(apps/gpu/LBM/MusselOyster)
-    #add_subdirectory(apps/gpu/LBM/Poiseuille)
-    #add_subdirectory(apps/gpu/LBM/ActuatorLine)
+    add_subdirectory(src/gpu/VirtualFluids_GPU)
+
+    add_subdirectory(apps/gpu/LBM/DrivenCavity)
+    add_subdirectory(apps/gpu/LBM/SphereGPU)
     add_subdirectory(apps/gpu/LBM/BoundaryLayer)
 ELSE()
     MESSAGE( STATUS "exclude Virtual Fluids GPU." )