diff --git a/meson.options b/meson.options
new file mode 100644
index 0000000..01f8577
--- /dev/null
+++ b/meson.options
@@ -0,0 +1,7 @@
+option(
+    'modbus-rtu',
+    type: 'feature',
+    value: 'enabled',
+    description: 'Enable modbus RTU.',
+)
+