diff --git a/CMakeLists.txt b/CMakeLists.txt
index 37ae7309..a00acd63 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1101,7 +1101,7 @@ if (BUILD_GETDNS_SERVER_MON)
 endif ()
 
 install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/getdns DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
-install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/man3 DESTINATION share/man)
+install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/man3 DESTINATION ${CMAKE_INSTALL_MANDIR})
 
 install(FILES AUTHORS ChangeLog COPYING LICENSE NEWS README.md DESTINATION ${CMAKE_INSTALL_DOCDIR})
 install(FILES spec/index.html DESTINATION ${CMAKE_INSTALL_DOCDIR}/spec)