diff --git a/CMakeLists.txt b/CMakeLists.txt
index 869b185..12d617e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -19,14 +19,6 @@ message("  -> includes: " ${CMAKE_INSTALL_INCLUDEDIR})
 set(CMAKECONFIG_INSTALL_DIR "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}" CACHE
     STRING "install path for libyamsConfig.cmake")
 
-# Paths
-# TODO: remove this after GBS refactoring
-file(TO_CMAKE_PATH ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR} lib_dir)
-file(TO_CMAKE_PATH ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_BINDIR} bin_dir)
-include_directories(${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_INCLUDEDIR})
-include_directories(${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_INCLUDEDIR}/gbs)
-link_directories(${lib_dir})
-link_directories(${bin_dir})
 
 if (${BUILD_LIB})
     add_subdirectory(libyams)
diff --git a/libyams/CMakeLists.txt b/libyams/CMakeLists.txt
index 3aae11d..98a2a93 100644
--- a/libyams/CMakeLists.txt
+++ b/libyams/CMakeLists.txt
@@ -3,11 +3,6 @@ project(libyams)
 # C++ conf
 set(CMAKE_CXX_STANDARD 20)
 
-# dependencies
-## Eigen
-find_package (Eigen3 3.3 REQUIRED NO_MODULE)
-#include_directories(${EIGEN3_INCLUDE_DIR})
-
 ## libIGES
 include_directories(${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_INCLUDEDIR}/iges/)
 
@@ -17,39 +12,10 @@ find_package(xtensor REQUIRED)
 find_package(xsimd REQUIRED)
 add_definitions(-DXTENSOR_USE_XSIMD)
 
-## VTK
-find_package(
-    VTK REQUIRED
-    COMPONENTS
-        CommonCore
-        CommonColor
-        CommonDataModel
-        FiltersSources
-        InteractionStyle
-        RenderingCore
-        RenderingAnnotation
-        RenderingFreeType
-        IOXML
-        ChartsCore
-        InteractionStyle
-        RenderingContext2D
-        RenderingContextOpenGL2
-        RenderingCore
-        RenderingFreeType
-        ViewsContext2D
-        RenderingOpenGL2 
-        Python
-        WrappingPythonCore
-)
-
-## NLopt
-find_package(NLopt REQUIRED)
-
-# TBB
-if(LINUX)
-    # add_definitions(-D__TBB_show_deprecation_message_task_H))
-    find_package(TBB REQUIRED)
-endif()
+find_package(gbs REQUIRED)
+find_package(gbs-io REQUIRED)
+find_package(gbs-render REQUIRED)
+find_package(gbs-mesh REQUIRED)
 
 set(YAMS_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/include)
 
@@ -79,22 +45,17 @@ target_include_directories(
 )
 
 target_link_libraries(
-    libyams INTERFACE
-    NLopt::nlopt
-    ${VTK_LIBRARIES}
-    xtensor 
-    xtensor::optimize 
-    xtensor::use_xsimd
-    Eigen3::Eigen
-    gbs-render
-    iges
-    TBB::tbb
+    libyams
+    INTERFACE
+        xtensor 
+        xtensor::optimize 
+        xtensor::use_xsimd
+        gbs::core
+        gbs::render
+        gbs::io
+        gbs::mesh
 )
 
-vtk_module_autoinit(
-    TARGETS libyams
-    MODULES ${VTK_LIBRARIES}
-)
 
 install(TARGETS libyams EXPORT ${PROJECT_NAME}-targets)
 install(FILES ${yams_headers} DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/yams)
diff --git a/libyams/include/yams/gridreader.h b/libyams/include/yams/gridreader.h
index c632019..172eb6e 100644
--- a/libyams/include/yams/gridreader.h
+++ b/libyams/include/yams/gridreader.h
@@ -13,7 +13,7 @@
 #include <rapidjson/rapidjson.h>
 
 #include <gbs/tools/magic_enum.hpp>
-#include <gbs-io/fromjson.h>
+#include <gbs/io/fromjson.h>
 
 #include <numbers>
 
diff --git a/libyams/include/yams/gridrender.h b/libyams/include/yams/gridrender.h
index e07d412..965401b 100644
--- a/libyams/include/yams/gridrender.h
+++ b/libyams/include/yams/gridrender.h
@@ -2,7 +2,7 @@
 
 #include "meridionalsolvercase.h"
 
-#include <gbs-render/vtkcurvesrender.h>
+#include <gbs/render/vtkcurvesrender.h>
 
 #include <vtkSmartPointer.h>
 #include <vtkStructuredGrid.h>
diff --git a/libyams/include/yams/meshtools.h b/libyams/include/yams/meshtools.h
index 1034473..575678a 100644
--- a/libyams/include/yams/meshtools.h
+++ b/libyams/include/yams/meshtools.h
@@ -2,8 +2,8 @@
 
 #include <gbs/curves>
 #include <gbs/bscinterp.h>
-#include <gbs-mesh/tfi.h>
-#include <gbs-mesh/smoothing.h>
+#include <gbs/mesh/tfi.h>
+#include <gbs/mesh/smoothing.h>
 
 #include <vector>
 #include <memory>
diff --git a/python/src/yamsbind.cpp b/python/src/yamsbind.cpp
index 1d182f8..8145905 100644
--- a/python/src/yamsbind.cpp
+++ b/python/src/yamsbind.cpp
@@ -14,7 +14,7 @@
 #include <pybind11/stl.h>
 #include <pybind11/functional.h>
 
-#include <gbs-render/vtkgridrender.h>
+#include <gbs/render/vtkgridrender.h>
 
 namespace py = pybind11;
 
diff --git a/tests/tests_diff.cpp b/tests/tests_diff.cpp
index cdb1692..6962a99 100644
--- a/tests/tests_diff.cpp
+++ b/tests/tests_diff.cpp
@@ -8,7 +8,7 @@
 
 #include <gtest/gtest.h>
 
-#include <gbs-render/vtkgridrender.h>
+#include <gbs/render/vtkgridrender.h>
 
 using namespace yams;
 
diff --git a/tests/tests_grid2D.cpp b/tests/tests_grid2D.cpp
index 6e48207..814be41 100644
--- a/tests/tests_grid2D.cpp
+++ b/tests/tests_grid2D.cpp
@@ -8,8 +8,8 @@
 #include <gtest/gtest.h>
 
 #include <gbs/curves>
-#include <gbs-render/vtkcurvesrender.h>
-#include <gbs-render/vtkgridrender.h>
+#include <gbs/render/vtkcurvesrender.h>
+#include <gbs/render/vtkgridrender.h>
 
 #include <numbers>
 
diff --git a/tests/tests_mesh.cpp b/tests/tests_mesh.cpp
index 947b5c6..e96e5fe 100644
--- a/tests/tests_mesh.cpp
+++ b/tests/tests_mesh.cpp
@@ -2,8 +2,8 @@
 
 #include <gtest/gtest.h>
 
-#include <gbs-render/vtkcurvesrender.h>
-#include <gbs-render/vtkgridrender.h>
+#include <gbs/render/vtkcurvesrender.h>
+#include <gbs/render/vtkgridrender.h>
 
 using T = double;
 const T tol{static_cast<T>(1e-6)};