diff --git a/src/kaleidoscope/Kaleidoscope.h b/src/kaleidoscope/Kaleidoscope.h
index 4217aac7..24b311db 100644
--- a/src/kaleidoscope/Kaleidoscope.h
+++ b/src/kaleidoscope/Kaleidoscope.h
@@ -48,6 +48,8 @@ extern HARDWARE_IMPLEMENTATION KeyboardHardware;
 #define KEYMAP(...) { PER_KEY_DATA(XXX, __VA_ARGS__) }
 #endif
 
+typedef HARDWARE_IMPLEMENTATION::KeyAddr KeyAddr;
+
 #define ROWS (KeyboardHardware.matrix_rows)
 #define COLS (KeyboardHardware.matrix_columns)
 #define LED_COUNT (KeyboardHardware.led_count)