diff --git a/firmware/.gitignore b/firmware/.gitignore
index 248dabf..be84b50 100644
--- a/firmware/.gitignore
+++ b/firmware/.gitignore
@@ -1,2 +1,4 @@
 coins_array.h
 coins_count.h
+
+nem_mosaics.[ch]
diff --git a/firmware/nem_mosaics.c b/firmware/nem_mosaics.c
deleted file mode 100644
index 7a9cecb..0000000
--- a/firmware/nem_mosaics.c
+++ /dev/null
@@ -1,104 +0,0 @@
-// This file is automatically generated by nem_mosaics.py -- DO NOT EDIT!
-
-#include "nem_mosaics.h"
-
-const NEMMosaicDefinition NEM_MOSAIC_DEFINITIONS[NEM_MOSAIC_DEFINITIONS_COUNT] = {{
-	.has_name = true,
-	.name = "XEM",
-	.has_ticker = true,
-	.ticker = " XEM",
-	.has_namespace = true,
-	.namespace = "nem",
-	.has_mosaic = true,
-	.mosaic = "xem",
-	.has_divisibility = true,
-	.divisibility = 6,
-},
-{
-	.has_name = true,
-	.name = "DIMCOIN",
-	.has_ticker = true,
-	.ticker = " DIM",
-	.has_namespace = true,
-	.namespace = "dim",
-	.has_mosaic = true,
-	.mosaic = "coin",
-	.has_divisibility = true,
-	.divisibility = 6,
-	.has_levy = true,
-	.levy = NEMMosaicLevy_MosaicLevy_Percentile,
-	.has_fee = true,
-	.fee = 10,
-	.has_levy_namespace = true,
-	.levy_namespace = "dim",
-	.has_levy_mosaic = true,
-	.levy_mosaic = "coin",
-	.networks_count = 1,
-	.networks = { 104 },
-},
-{
-	.has_name = true,
-	.name = "DIM TOKEN",
-	.has_ticker = true,
-	.ticker = " DIMTOK",
-	.has_namespace = true,
-	.namespace = "dim",
-	.has_mosaic = true,
-	.mosaic = "token",
-	.has_divisibility = true,
-	.divisibility = 6,
-	.networks_count = 1,
-	.networks = { 104 },
-},
-{
-	.has_name = true,
-	.name = "Breeze Token",
-	.has_ticker = true,
-	.ticker = " BREEZE",
-	.has_namespace = true,
-	.namespace = "breeze",
-	.has_mosaic = true,
-	.mosaic = "breeze-token",
-	.has_divisibility = true,
-	.divisibility = 0,
-	.networks_count = 1,
-	.networks = { 104 },
-},
-{
-	.has_name = true,
-	.name = "PacNEM Game Credits",
-	.has_ticker = true,
-	.ticker = " PAC:HRT",
-	.has_namespace = true,
-	.namespace = "pacnem",
-	.has_mosaic = true,
-	.mosaic = "heart",
-	.has_divisibility = true,
-	.divisibility = 0,
-	.networks_count = 1,
-	.networks = { 104 },
-},
-{
-	.has_name = true,
-	.name = "PacNEM Score Tokens",
-	.has_ticker = true,
-	.ticker = " PAC:CHS",
-	.has_namespace = true,
-	.namespace = "pacnem",
-	.has_mosaic = true,
-	.mosaic = "cheese",
-	.has_divisibility = true,
-	.divisibility = 6,
-	.has_levy = true,
-	.levy = NEMMosaicLevy_MosaicLevy_Percentile,
-	.has_fee = true,
-	.fee = 100,
-	.has_levy_namespace = true,
-	.levy_namespace = "nem",
-	.has_levy_mosaic = true,
-	.levy_mosaic = "xem",
-	.networks_count = 1,
-	.networks = { 104 },
-}};
-
-const NEMMosaicDefinition *NEM_MOSAIC_DEFINITION_XEM = NEM_MOSAIC_DEFINITIONS;
diff --git a/firmware/nem_mosaics.h b/firmware/nem_mosaics.h
deleted file mode 100644
index ae756f4..0000000
--- a/firmware/nem_mosaics.h
+++ /dev/null
@@ -1,13 +0,0 @@
-// This file is automatically generated by nem_mosaics.py -- DO NOT EDIT!
-
-#ifndef __NEM_MOSAICS_H__
-#define __NEM_MOSAICS_H__
-
-#include "types.pb.h"
-
-#define NEM_MOSAIC_DEFINITIONS_COUNT (6)
-
-extern const NEMMosaicDefinition NEM_MOSAIC_DEFINITIONS[NEM_MOSAIC_DEFINITIONS_COUNT];
-extern const NEMMosaicDefinition *NEM_MOSAIC_DEFINITION_XEM;
-
-#endif