diff --git a/CMakeLists.txt b/CMakeLists.txt
index cbf2d37..ea27c35 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -95,6 +95,7 @@ if(DBC_GENERATE_SINGLE_HEADER)
 endif()
 
 ## Installation
+include(GNUInstallDirs)
 # install lib
 install(TARGETS ${PROJECT_NAME}
 		DESTINATION ${CMAKE_INSTALL_LIBDIR})