diff --git a/CMakeLists.txt b/CMakeLists.txt
index a21715ed..39e6e51f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -15,6 +15,7 @@ set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS OFF)
 
+include(GNUInstallDirs)
 
 
 find_package(Doxygen)