--- src/CMakeLists.txt.orig	2020-09-01 07:17:43 UTC
+++ src/CMakeLists.txt
@@ -44,7 +44,7 @@ elseif(APPLE)
 	list(APPEND FIDO_SOURCES hid_osx.c)
 elseif(CMAKE_SYSTEM_NAME STREQUAL "Linux")
 	list(APPEND FIDO_SOURCES hid_linux.c)
-elseif(CMAKE_SYSTEM_NAME STREQUAL "OpenBSD")
+elseif(CMAKE_SYSTEM_NAME STREQUAL "FreeBSD" OR CMAKE_SYSTEM_NAME STREQUAL "OpenBSD")
 	list(APPEND FIDO_SOURCES hid_openbsd.c)
 else()
 	message(FATAL_ERROR "please define a hid backend for your platform")