diff --git a/classes/sph0/louis/README.md b/classes/sph0/louis/README.md
index 9faf8fac..5e912ac0 100644
--- a/classes/sph0/louis/README.md
+++ b/classes/sph0/louis/README.md
@@ -34,6 +34,29 @@ cmake . -B build -DCMAKE_BUILD_TYPE=Debug && ninja -C build && run.py --cpp -k 1
 
 ```
 pacman -S mingw64/mingw-w64-x86_64-eigen3
+pacman -S mingw64/mingw-w64-x86_64-vtk
+pacman -S mingw64/mingw-w64-x86_64-python-pyqt6
+# libs qui manquent pour "import vtk" sous python (debug avec python3 -c "import vtk" et "dependenciesGUI" jusqu'à ce que ça marche)
+pacman -S mingw64/mingw-w64-x86_64-nlohmann-json
+pacman -S mingw64/mingw-w64-x86_64-fast_float
+pacman -S mingw64/mingw-w64-x86_64-gl2ps
+pacman -S mingw64/mingw-w64-x86_64-openvr
+pacman -S mingw64/mingw-w64-x86_64-ffmpeg
+pacman -S mingw64/mingw-w64-x86_64-python-meshio  # pas sur
+pacman -S mingw64/mingw-w64-x86_64-hdf5
+pacman -S mingw64/mingw-w64-x86_64-postgresql
+pacman -S mingw64/mingw-w64-x86_64-libexodus
+pacman -S mingw64/mingw-w64-x86_64-pdal
+pacman -S mingw64/mingw-w64-x86_64-openvdb
+pacman -S mingw64/mingw-w64-x86_64-unixodbc
+pacman -S mingw64/mingw-w64-x86_64-opencascade
+pacman -S mingw64/mingw-w64-x86_64-liblas
+pacman -S mingw64/mingw-w64-x86_64-seacas
+pacman -S mingw64/mingw-w64-x86_64-cgns
+pacman -S mingw64/mingw-w64-x86_64-adios2
+pacman -S mingw64/mingw-w64-x86_64-openturns
+pacman -S mingw64/mingw-w64-x86_64-openslide
+CXX=g++ FC=gfortran cmake . -B build && cmake --build build && ./run.py --cpp -k 10 tests/small.py
 ```
 
 ## Win
diff --git a/classes/sph0/louis/src_cpp/CMakeLists.txt b/classes/sph0/louis/src_cpp/CMakeLists.txt
index 815d19b4..9c46cd6d 100644
--- a/classes/sph0/louis/src_cpp/CMakeLists.txt
+++ b/classes/sph0/louis/src_cpp/CMakeLists.txt
@@ -69,8 +69,10 @@ FIND_PACKAGE(VTK 9.0 COMPONENTS
     RenderingOpenGL2
 )
 
-FIND_PACKAGE(Qt5 COMPONENTS Widgets REQUIRED)
-
+find_package(Qt6 COMPONENTS Core)
+if (NOT Qt6_FOUND)
+    find_package(Qt5 5.15 REQUIRED COMPONENTS Core)
+endif()
 
 FILE(GLOB SRCS *.h *.cpp)
 ADD_EXECUTABLE(louis++ ${SRCS})
@@ -86,7 +88,7 @@ TARGET_COMPILE_DEFINITIONS(louis++ PUBLIC EIGEN_DONT_PARALLELIZE)
 # TARGET_COMPILE_DEFINITIONS(louis++ PUBLIC $<$<CONFIG:Debug>: "EIGEN_STRONG_INLINE=__attribute__((always_inline)) inline" > )
 
 # VTK/Qt
-TARGET_LINK_LIBRARIES(louis++ PUBLIC ${VTK_LIBRARIES} Qt5::Widgets)
+TARGET_LINK_LIBRARIES(louis++ PUBLIC ${VTK_LIBRARIES} Qt::Widgets)
 
 vtk_module_autoinit(
     TARGETS louis++