diff --git a/esphome/components/mcp3204/mcp3204.cpp b/esphome/components/mcp3204/mcp3204.cpp
index 568cd649d6..e73b9ebcad 100644
--- a/esphome/components/mcp3204/mcp3204.cpp
+++ b/esphome/components/mcp3204/mcp3204.cpp
@@ -20,15 +20,14 @@ void MCP3204::dump_config() {
 }
 
 float MCP3204::read_data(uint8_t channel, bool differential) {
-
   uint8_t command, sgldiff;
   uint8_t b0, b1, b2;
 
   sgldiff = differential ? 0 : 1;
 
-  command = ((0x01 << 7) |             // start bit
-             (sgldiff << 6) |          // single or differential
-             ((channel & 0x07) << 3)); // channel number
+  command = ((0x01 << 7) |              // start bit
+             (sgldiff << 6) |           // single or differential
+             ((channel & 0x07) << 3));  // channel number
 
   this->enable();
   b0 = this->transfer_byte(command);
@@ -37,7 +36,7 @@ float MCP3204::read_data(uint8_t channel, bool differential) {
   this->disable();
 
   uint16_t digital_value = 0xFFF & ((b0 & 0x01) << 11 | (b1 & 0xFF) << 3 | (b2 & 0xE0) >> 5);
-  return float(digital_value) / 4096.000 * this->reference_voltage_; // in V
+  return float(digital_value) / 4096.000 * this->reference_voltage_;  // in V
 }
 
 }  // namespace mcp3204
diff --git a/esphome/components/mcp3204/mcp3204.h b/esphome/components/mcp3204/mcp3204.h
index 5227b05a10..913297b898 100644
--- a/esphome/components/mcp3204/mcp3204.h
+++ b/esphome/components/mcp3204/mcp3204.h
@@ -8,17 +8,12 @@ namespace esphome {
 namespace mcp3204 {
 
 class MCP3204 : public Component,
-                public spi::SPIDevice<spi::BIT_ORDER_MSB_FIRST,
-                                      spi::CLOCK_POLARITY_LOW,
-                                      spi::CLOCK_PHASE_LEADING,
-                                      spi::DATA_RATE_1MHZ> {
+                public spi::SPIDevice<spi::BIT_ORDER_MSB_FIRST, spi::CLOCK_POLARITY_LOW, spi::CLOCK_PHASE_LEADING,
+                                       spi::DATA_RATE_1MHZ> {
  public:
   MCP3204() = default;
 
-  void set_reference_voltage(float reference_voltage)
-  {
-    this->reference_voltage_ = reference_voltage;
-  }
+  void set_reference_voltage(float reference_voltage) { this->reference_voltage_ = reference_voltage; }
 
   void setup() override;
   void dump_config() override;
diff --git a/esphome/components/mcp3204/sensor/mcp3204_sensor.cpp b/esphome/components/mcp3204/sensor/mcp3204_sensor.cpp
index 274b1983a1..e0d8729e0e 100644
--- a/esphome/components/mcp3204/sensor/mcp3204_sensor.cpp
+++ b/esphome/components/mcp3204/sensor/mcp3204_sensor.cpp
@@ -17,14 +17,8 @@ void MCP3204Sensor::dump_config() {
   ESP_LOGCONFIG(TAG, "  DIFFERENTIAL MODE: %u", this->diffmode_);
   LOG_UPDATE_INTERVAL(this);
 }
-float MCP3204Sensor::sample()
-{
-  return this->parent_->read_data(this->pin_, this->diffmode_);
-}
-void MCP3204Sensor::update()
-{
-  this->publish_state(this->sample());
-}
+float MCP3204Sensor::sample() { return this->parent_->read_data(this->pin_, this->diffmode_); }
+void MCP3204Sensor::update() { this->publish_state(this->sample()); }
 
 }  // namespace mcp3204
 }  // namespace esphome