diff --git a/esphome/components/time_based_tilt/cover.py b/esphome/components/time_based_tilt/cover.py
index 2bc1aa5509..b51576b305 100644
--- a/esphome/components/time_based_tilt/cover.py
+++ b/esphome/components/time_based_tilt/cover.py
@@ -32,7 +32,6 @@ CONFIG_SCHEMA = cover.COVER_SCHEMA.extend(
         cv.Required(CONF_OPEN_DURATION): cv.positive_time_period_milliseconds,
         cv.Required(CONF_CLOSE_ACTION): automation.validate_automation(single=True),
         cv.Required(CONF_CLOSE_DURATION): cv.positive_time_period_milliseconds,
-        cv.Required(CONF_CLOSE_DURATION): cv.positive_time_period_milliseconds,
         cv.Optional(CONF_ASSUMED_STATE, default=True): cv.boolean,
         cv.Optional(
             CONF_TILT_OPEN_DURATION, default="0ms"