diff --git a/boards/common/arduino-atmega/include/arduino_iomap.h b/boards/common/arduino-atmega/include/arduino_iomap.h
index 74eec32453..e7b143357d 100644
--- a/boards/common/arduino-atmega/include/arduino_iomap.h
+++ b/boards/common/arduino-atmega/include/arduino_iomap.h
@@ -63,7 +63,11 @@ extern "C" {
 /**
  * @brief   The only hardware I2C on ATmegas
  */
-#define ARDUINO_I2C0            I2C_DEV(0)
+#ifndef BOARD_ARDUINO_NANO
+#define ARDUINO_I2C_UNO         I2C_DEV(0)
+#else
+#define ARDUINO_I2C_NANO        I2C_DEV(0)
+#endif
 /** @} */
 
 /**
diff --git a/boards/common/arduino-due/include/arduino_iomap.h b/boards/common/arduino-due/include/arduino_iomap.h
index ac728680ba..0c14f6b96a 100644
--- a/boards/common/arduino-due/include/arduino_iomap.h
+++ b/boards/common/arduino-due/include/arduino_iomap.h
@@ -56,7 +56,7 @@ extern "C" {
 /**
  * @brief   The only configured I2C
  */
-#define ARDUINO_I2C0            I2C_DEV(0)
+#define ARDUINO_I2C_UNO         I2C_DEV(0)
 /** @} */
 
 /**