diff --git a/drivers/ps2/CMakeLists.txt b/drivers/ps2/CMakeLists.txt
index 3ed9cc7219..fb0ec2f36c 100644
--- a/drivers/ps2/CMakeLists.txt
+++ b/drivers/ps2/CMakeLists.txt
@@ -3,3 +3,4 @@
 zephyr_library()
 
 zephyr_library_sources_ifdef(CONFIG_PS2_XEC		ps2_mchp_xec.c)
+zephyr_library_sources_ifdef(CONFIG_USERSPACE           ps2_handlers.c)