diff --git a/.gitmodules b/.gitmodules
deleted file mode 100644
index 9a74064..0000000
--- a/.gitmodules
+++ /dev/null
@@ -1,3 +0,0 @@
-[submodule "third_party/eigen"]
-	path = third_party/eigen
-	url = https://gitlab.com/libeigen/eigen.git
diff --git a/CMakeLists.txt b/CMakeLists.txt
index c466b15..10f632c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,13 @@
 # CMake 3.15+ for Thrust/Cub support
 cmake_minimum_required(VERSION 3.19 FATAL_ERROR)
+
+set(CMAKE_TOOLCHAIN_FILE ${CMAKE_CURRENT_SOURCE_DIR}/vcpkg/scripts/buildsystems/vcpkg.cmake CACHE STRING "Vcpkg toolchain file")
+
+
 project(MegBA VERSION 1.0.0 LANGUAGES CUDA CXX)
 
+
+
 set(CMAKE_CXX_STANDARD 14)
 set(CUDA_STANDARD 14)
 set(CMAKE_CXX_STANDARD_REQUIRED TRUE)
@@ -41,8 +47,7 @@ option(MEGBA_ENABLE_EXAMPLE "BUILD EXAMPLES" TRUE)
 # CUDA
 find_package(CUDAToolkit REQUIRED)
 find_package(OpenMP REQUIRED)
-set(EIGEN_BUILD_TESTING OFF)
-add_subdirectory(third_party/eigen)
+find_package(Eigen3 CONFIG REQUIRED)
 find_package(Threads REQUIRED)
 if (${CMAKE_CUDA_COMPILER_VERSION} GREATER_EQUAL 11.5)
     set(Thrust_DIR /usr/local/cuda/targets/x86_64-linux/lib/cmake/thrust/)
diff --git a/third_party/eigen b/third_party/eigen
deleted file mode 160000
index 3147391..0000000
--- a/third_party/eigen
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 3147391d946bb4b6c68edd901f2add6ac1f31f8c
diff --git a/vcpkg b/vcpkg
new file mode 160000
index 0000000..67cc167
--- /dev/null
+++ b/vcpkg
@@ -0,0 +1 @@
+Subproject commit 67cc1677c3bf5c23ea14b9d2416c7422fdeac492