--- CMakeLists.txt.orig	2025-07-04 08:27:24 UTC
+++ CMakeLists.txt
@@ -20,22 +20,10 @@ include(CTest)
 endif()
 
 include(CTest)
-include(FetchContent)
 include(GNUInstallDirs)
 
-FetchContent_Declare(
-    pugixml
-    GIT_REPOSITORY https://github.com/zeux/pugixml.git
-    GIT_TAG v1.14
-)
-FetchContent_MakeAvailable(pugixml)
-
-FetchContent_Declare(
-    Catch2
-    GIT_REPOSITORY https://github.com/catchorg/Catch2.git
-    GIT_TAG v3.4.0
-)
-FetchContent_MakeAvailable(Catch2)
+find_package(pugixml 1.14 REQUIRED)
+find_package(Catch2 3.4.0 REQUIRED)
 include(Catch)
 
 set(SOURCES
@@ -59,19 +47,18 @@ set(SOURCES
     src/RoadObject.cpp
     src/RoadSignal.cpp
     src/RoutingGraph.cpp
-    ${pugixml_SOURCE_DIR}/src/pugixml.cpp
 )
 
 add_library(OpenDrive ${SOURCES})
 target_include_directories(
     OpenDrive PUBLIC
     $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
+    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/pugixml>
     $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
-    $<BUILD_INTERFACE:${pugixml_SOURCE_DIR}/src>
 )
 
 add_executable(tests tests/test.cpp)
-target_link_libraries(tests PRIVATE OpenDrive Catch2::Catch2WithMain)
+target_link_libraries(tests PRIVATE OpenDrive pugixml::pugixml Catch2::Catch2WithMain)
 catch_discover_tests(tests WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/tests)
 
 install(
@@ -80,12 +67,6 @@ install(
     LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
     ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
     RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
-)
-install(
-    FILES
-    ${pugixml_SOURCE_DIR}/src/pugixml.hpp
-    ${pugixml_SOURCE_DIR}/src/pugiconfig.hpp
-    DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
 )
 install(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/include/ DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
 install(TARGETS OpenDrive EXPORT OpenDriveConfig)