diff --git a/esphome/components/htu21d/htu21d.cpp b/esphome/components/htu21d/htu21d.cpp
index 5030ac4d0f..a8133ae32e 100644
--- a/esphome/components/htu21d/htu21d.cpp
+++ b/esphome/components/htu21d/htu21d.cpp
@@ -76,7 +76,7 @@ void HTU21DComponent::update() {
   if (this->humidity_ != nullptr)
     this->humidity_->publish_state(humidity);
   if (this->heater_ != nullptr)
-    this->heater_->publish_state(humidity);
+    this->heater_->publish_state(heater_level);
   this->status_clear_warning();
 }