--- a/fuzzylite/CMakeLists.txt
+++ b/fuzzylite/CMakeLists.txt
@@ -183,7 +183,7 @@ install(DIRECTORY fl/ DESTINATION includ
 
 #pkg-config
 configure_file(${CMAKE_SOURCE_DIR}/fuzzylite.pc.in ${CMAKE_BINARY_DIR}/fuzzylite.pc @ONLY)
-install(FILES ${CMAKE_BINARY_DIR}/fuzzylite.pc DESTINATION lib/pkgconfig)
+install(FILES ${CMAKE_BINARY_DIR}/fuzzylite.pc DESTINATION ${FL_INSTALL_LIBDIR}/pkgconfig)
 
 message("=====================================")
 message("fuzzylite v.${FL_VERSION}b${FL_DATE}\n")