diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5877e416..7ec5691b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -79,27 +79,6 @@ endif()
 
 find_package(OpenGL REQUIRED)
 find_package(GLEW REQUIRED)
-find_package(glfw3 REQUIRED)
-find_package(glm REQUIRED)
-find_package(OpenAL REQUIRED)
-find_package(ZLIB REQUIRED)
-
-if (WIN32)
-    if(VOXELENGINE_BUILD_WINDOWS_VCPKG)
-      set(LUA_LIBRARIES "${CMAKE_CURRENT_SOURCE_DIR}/vcpkg/packages/luajit_x64-windows/lib/lua51.lib")
-      set(LUA_INCLUDE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/vcpkg/packages/luajit_x64-windows/include/luajit")
-    else()
-      find_package(Lua REQUIRED)
-    endif()
-    find_package(spng REQUIRED)
-    set(PNGLIB spng::spng)
-else()
-    # luajit has no CMakeLists.txt to use it as subdirectory, so install it manually
-    find_package(Lua REQUIRED)
-    find_package(PNG REQUIRED)
-    set(PNGLIB PNG::PNG)
-endif()find_package(OpenGL REQUIRED)
-find_package(GLEW REQUIRED)
 find_package(OpenAL REQUIRED)
 find_package(ZLIB REQUIRED)