diff --git a/ports/atmel-samd/boards/itsybitsy_m0/board.c b/ports/atmel-samd/boards/itsybitsy_m0_express/board.c
similarity index 100%
rename from ports/atmel-samd/boards/itsybitsy_m0/board.c
rename to ports/atmel-samd/boards/itsybitsy_m0_express/board.c
diff --git a/ports/atmel-samd/boards/itsybitsy_m0/mpconfigboard.h b/ports/atmel-samd/boards/itsybitsy_m0_express/mpconfigboard.h
similarity index 96%
rename from ports/atmel-samd/boards/itsybitsy_m0/mpconfigboard.h
rename to ports/atmel-samd/boards/itsybitsy_m0_express/mpconfigboard.h
index 15a9922211..82c5bbc614 100644
--- a/ports/atmel-samd/boards/itsybitsy_m0/mpconfigboard.h
+++ b/ports/atmel-samd/boards/itsybitsy_m0_express/mpconfigboard.h
@@ -1,4 +1,4 @@
-#define MICROPY_HW_BOARD_NAME "Adafruit ItsyBitsy M0"
+#define MICROPY_HW_BOARD_NAME "Adafruit ItsyBitsy M0 Express"
 #define MICROPY_HW_MCU_NAME "samd21g18"
 
 #define CIRCUITPY_BITBANG_APA102
diff --git a/ports/atmel-samd/boards/itsybitsy_m0/mpconfigboard.mk b/ports/atmel-samd/boards/itsybitsy_m0_express/mpconfigboard.mk
similarity index 100%
rename from ports/atmel-samd/boards/itsybitsy_m0/mpconfigboard.mk
rename to ports/atmel-samd/boards/itsybitsy_m0_express/mpconfigboard.mk
diff --git a/ports/atmel-samd/boards/itsybitsy_m0/pins.c b/ports/atmel-samd/boards/itsybitsy_m0_express/pins.c
similarity index 100%
rename from ports/atmel-samd/boards/itsybitsy_m0/pins.c
rename to ports/atmel-samd/boards/itsybitsy_m0_express/pins.c