diff --git a/platformio.ini b/platformio.ini
index 52a38f4..19d52ab 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -19,7 +19,7 @@ build_flags =
     #-Wall
     -D CORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_VERBOSE
     # LVGL settings
-    -D LV_CONF_PATH=${platformio.include_dir}/lv_conf.h
+    -D LV_CONF_PATH=${PROJECT_INCLUDE_DIR}/lv_conf.h
     # Smartdisplay settings
     #-D TFT_PANEL_ORDER_RGB
     #-D TFT_PANEL_ORDER_BGR