diff --git a/esphome/components/hx711/hx711.cpp b/esphome/components/hx711/hx711.cpp
index 1a7169eed7..9643d0c411 100644
--- a/esphome/components/hx711/hx711.cpp
+++ b/esphome/components/hx711/hx711.cpp
@@ -53,7 +53,7 @@ bool HX711Sensor::read_sensor_(uint32_t *result) {
     }
 
     // Cycle clock pin for gain setting
-    for (uint8_t i = 0; i < this->gain_; i++) {
+    for (uint8_t i = 0; i < static_cast<uint8_t>(this->gain_); i++) {
       this->sck_pin_->digital_write(true);
       delayMicroseconds(1);
       this->sck_pin_->digital_write(false);
diff --git a/esphome/components/hx711/hx711.h b/esphome/components/hx711/hx711.h
index 0cb6868ab5..a92bb9945d 100644
--- a/esphome/components/hx711/hx711.h
+++ b/esphome/components/hx711/hx711.h
@@ -9,7 +9,7 @@
 namespace esphome {
 namespace hx711 {
 
-enum HX711Gain {
+enum HX711Gain : uint8_t {
   HX711_GAIN_128 = 1,
   HX711_GAIN_32 = 2,
   HX711_GAIN_64 = 3,