diff --git a/arch/mips/src/pic32mx/pic32mx-config.h b/arch/mips/src/pic32mx/pic32mx-config.h
index a80e2bba54..a2cc140ae9 100644
--- a/arch/mips/src/pic32mx/pic32mx-config.h
+++ b/arch/mips/src/pic32mx/pic32mx-config.h
@@ -600,7 +600,7 @@
 /* DEVCFG3 */
 
 #ifndef CONFIG_PIC32MX_USERID               /* User ID */
-#  define CONFIG_PIC32MX_USERID   0x584e    /* "NutX" */
+#  define CONFIG_PIC32MX_USERID   0x584e    /* "NX" */
 #endif
 
 #ifndef CONFIG_PIC32MX_PMDL1WAY             /* Peripheral module disable configuration */