diff --git a/esphome/components/mpr121/binary_sensor/__init__.py b/esphome/components/mpr121/binary_sensor/__init__.py
index 292c631c37..dfae92a9af 100644
--- a/esphome/components/mpr121/binary_sensor/__init__.py
+++ b/esphome/components/mpr121/binary_sensor/__init__.py
@@ -27,7 +27,7 @@ async def to_code(config):
     var = await binary_sensor.new_binary_sensor(config)
     hub = await cg.get_variable(config[CONF_MPR121_ID])
     cg.add(var.set_channel(config[CONF_CHANNEL]))
-    cg.register_parented(var, hub)
+    await cg.register_parented(var, hub)
 
     if CONF_TOUCH_THRESHOLD in config:
         cg.add(var.set_touch_threshold(config[CONF_TOUCH_THRESHOLD]))