diff --git a/pycardium/mpconfigport.h b/pycardium/mpconfigport.h
index 233c01bbb82dd986e9ec54c53275ffef96631269..bcd60bbd6479b86475114d585f435a806c191754 100644
--- a/pycardium/mpconfigport.h
+++ b/pycardium/mpconfigport.h
@@ -1,6 +1,6 @@
 /* Hardware Name */
 #define MICROPY_HW_BOARD_NAME "card10"
-#define MICROPY_HW_MCU_NAME "max32665"
+#define MICROPY_HW_MCU_NAME "max32666"
 
 /* MicroPython Config Options */