diff --git a/main/CMakeLists.txt b/main/CMakeLists.txt
--- a/main/CMakeLists.txt
+++ b/main/CMakeLists.txt
@@ -1,2 +1,2 @@
-idf_component_register(SRCS "main.c" "wifi.c" "usb_cdc.c" "can.c" "display.c"
+idf_component_register(SRCS "main.c" "wifi.c" "usb_cdc.c" "can.c" "display.c" "ui_helpers.c"
                        INCLUDE_DIRS .)