diff --git a/tools/i2c/i2c.hpp b/tools/i2c/i2c.hpp
index 4e43065..0f745c3 100644
--- a/tools/i2c/i2c.hpp
+++ b/tools/i2c/i2c.hpp
@@ -24,7 +24,7 @@
     explicit I2CDevice(uint8_t busId, uint8_t devAddr,
                        InitialState initialState = InitialState::OPEN,
                        int maxRetries = 0) :
-        busId(busId), devAddr(devAddr), maxRetries(maxRetries),
+        devAddr(devAddr), maxRetries(maxRetries),
         busStr("/dev/i2c-" + std::to_string(busId))
     {
         if (initialState == InitialState::OPEN)
@@ -39,9 +39,6 @@
     /** @brief Empty adapter functionality value with no bit flags set */
     static constexpr unsigned long NO_FUNCS = 0;
 
-    /** @brief The I2C bus ID */
-    uint8_t busId;
-
     /** @brief The i2c device address in the bus */
     uint8_t devAddr;