diff --git a/presence/gpio.hpp b/presence/gpio.hpp
index 2829bea..5f9e28b 100644
--- a/presence/gpio.hpp
+++ b/presence/gpio.hpp
@@ -1,11 +1,13 @@
 #pragma once
 
-#include <sdeventplus/source/io.hpp>
-#include <optional>
 #include "evdevpp/evdev.hpp"
 #include "psensor.hpp"
 #include "utility.hpp"
 
+#include <sdeventplus/source/io.hpp>
+
+#include <optional>
+
 namespace phosphor
 {
 namespace fan
@@ -22,87 +24,85 @@
  */
 class Gpio : public PresenceSensor
 {
-    public:
-        /**
-         * @brief
-         *
-         * Cannot move or copy due to this ptr as context
-         * for sdevent callbacks.
-         */
-        Gpio() = delete;
-        Gpio(const Gpio&) = delete;
-        Gpio& operator=(const Gpio&) = delete;
-        Gpio(Gpio&&) = delete;
-        Gpio& operator=(Gpio&&) = delete;
-        ~Gpio() = default;
+  public:
+    /**
+     * @brief
+     *
+     * Cannot move or copy due to this ptr as context
+     * for sdevent callbacks.
+     */
+    Gpio() = delete;
+    Gpio(const Gpio&) = delete;
+    Gpio& operator=(const Gpio&) = delete;
+    Gpio(Gpio&&) = delete;
+    Gpio& operator=(Gpio&&) = delete;
+    ~Gpio() = default;
 
-        /**
-         * @brief Construct a gpio sensor.
-         *
-         * @param[in] physDevice - The physical gpio device path.
-         * @param[in] device - The gpio-keys input device.
-         * @param[in] physPin - The physical gpio pin number.
-         */
-        Gpio(
-                const std::string& physDevice,
-                const std::string& device,
-                unsigned int physPin);
+    /**
+     * @brief Construct a gpio sensor.
+     *
+     * @param[in] physDevice - The physical gpio device path.
+     * @param[in] device - The gpio-keys input device.
+     * @param[in] physPin - The physical gpio pin number.
+     */
+    Gpio(const std::string& physDevice, const std::string& device,
+         unsigned int physPin);
 
-        /**
-         * @brief start
-         *
-         * Register for an sdevent io callback on the gpio.
-         * Query the initial state of the gpio.
-         *
-         * @return The current sensor state.
-         */
-        bool start() override;
+    /**
+     * @brief start
+     *
+     * Register for an sdevent io callback on the gpio.
+     * Query the initial state of the gpio.
+     *
+     * @return The current sensor state.
+     */
+    bool start() override;
 
-        /**
-         * @brief stop
-         *
-         * De-register sdevent io callback.
-         */
-        void stop() override;
+    /**
+     * @brief stop
+     *
+     * De-register sdevent io callback.
+     */
+    void stop() override;
 
-        /**
-         * @brief fail
-         *
-         * Call the gpio out.
-         */
-        void fail() override;
+    /**
+     * @brief fail
+     *
+     * Call the gpio out.
+     */
+    void fail() override;
 
-        /**
-         * @brief Check the sensor.
-         *
-         * Query the gpio.
-         */
-        bool present() override;
+    /**
+     * @brief Check the sensor.
+     *
+     * Query the gpio.
+     */
+    bool present() override;
 
-    private :
-         /** @brief Get the policy associated with this sensor. */
-        virtual RedundancyPolicy& getPolicy() = 0;
+  private:
+    /** @brief Get the policy associated with this sensor. */
+    virtual RedundancyPolicy& getPolicy() = 0;
 
-         /** @brief sdevent io callback. */
-        void ioCallback();
+    /** @brief sdevent io callback. */
+    void ioCallback();
 
-        /** The current state of the sensor. */
-        bool currentState;
+    /** The current state of the sensor. */
+    bool currentState;
 
-        /** Gpio event device file descriptor. */
-        util::FileDescriptor evdevfd;
+    /** Gpio event device file descriptor. */
+    util::FileDescriptor evdevfd;
 
-        /** Gpio event device. */
-        evdevpp::evdev::EvDev evdev;
+    /** Gpio event device. */
+    evdevpp::evdev::EvDev evdev;
 
-        /** Physical gpio device. */
-        std::string phys;
+    /** Physical gpio device. */
+    std::string phys;
 
-        /** Gpio pin number. */
-        unsigned int pin;
+    /** Gpio pin number. */
+    unsigned int pin;
 
-        /** sdevent io handle. */
-        std::optional<sdeventplus::source::IO> source;
+    /** sdevent io handle. */
+    std::optional<sdeventplus::source::IO> source;
 };
 
 } // namespace presence