diff --git a/src/shared_context.h b/src/shared_context.h
index c3d6cf6..40113d3 100644
--- a/src/shared_context.h
+++ b/src/shared_context.h
@@ -7,11 +7,9 @@
 #include "os.h"
 #include "cx.h"
 #include "ethUstream.h"
-#include "tokens.h"
-#include "extra_info.h"
 #include "tx_content.h"
 #include "chainConfig.h"
-#include "nft.h"
+#include "asset_info.h"
 #ifdef HAVE_NBGL
 #include "nbgl_types.h"
 #endif
diff --git a/src/swap_utils.c b/src/swap_utils.c
index 8cc0054..2fa4a5a 100644
--- a/src/swap_utils.c
+++ b/src/swap_utils.c
@@ -19,7 +19,7 @@
 #include <string.h>
 #include <stdbool.h>
 
-#include "tokens.h"
+#include "asset_info.h"
 #include "swap_utils.h"
 
 bool parse_swap_config(const uint8_t *config, uint8_t config_len, char *ticker, uint8_t *decimals) {
diff --git a/src_common/tokens.h b/src_common/asset_info.h
similarity index 78%
rename from src_common/tokens.h
rename to src_common/asset_info.h
index 9fd32df..a2ce393 100644
--- a/src_common/tokens.h
+++ b/src_common/asset_info.h
@@ -20,6 +20,17 @@
 #include <stdint.h>
 #include "common_utils.h"
 
+// NFT
+
+#define COLLECTION_NAME_MAX_LEN 70
+
+typedef struct nftInfo_t {
+    uint8_t contractAddress[ADDRESS_LENGTH];  // must be first item
+    char collectionName[COLLECTION_NAME_MAX_LEN + 1];
+} nftInfo_t;
+
+// TOKENS
+
 #define MAX_TICKER_LEN 11  // 10 characters + '\0'
 #define MAX_ITEMS      2
 
@@ -31,3 +42,10 @@ typedef struct tokenDefinition_t {
     char ticker[MAX_TICKER_LEN];
     uint8_t decimals;
 } tokenDefinition_t;
+
+// UNION
+
+typedef union extraInfo_t {
+    tokenDefinition_t token;
+    nftInfo_t nft;
+} extraInfo_t;
diff --git a/src_common/common_utils.c b/src_common/common_utils.c
index 92debc6..84a424e 100644
--- a/src_common/common_utils.c
+++ b/src_common/common_utils.c
@@ -18,7 +18,7 @@
 #include <stdint.h>
 #include <string.h>
 
-#include "tokens.h"
+#include "asset_info.h"
 #include "common_utils.h"
 
 void array_hexstr(char *strbuf, const void *bin, unsigned int len) {
diff --git a/src_common/eth_plugin_interface.h b/src_common/eth_plugin_interface.h
index 28fd9b5..9c93dfd 100644
--- a/src_common/eth_plugin_interface.h
+++ b/src_common/eth_plugin_interface.h
@@ -5,7 +5,7 @@
 
 #include "os.h"
 #include "cx.h"
-#include "tokens.h"
+#include "asset_info.h"
 #include "tx_content.h"
 
 /*************************************************************************************************
diff --git a/src_common/extra_info.h b/src_common/extra_info.h
deleted file mode 100644
index 1221ef3..0000000
--- a/src_common/extra_info.h
+++ /dev/null
@@ -1,9 +0,0 @@
-#pragma once
-
-#include "tokens.h"
-#include "nft.h"
-
-typedef union extraInfo_t {
-    tokenDefinition_t token;
-    nftInfo_t nft;
-} extraInfo_t;
diff --git a/src_common/nft.h b/src_common/nft.h
deleted file mode 100644
index 6404dc4..0000000
--- a/src_common/nft.h
+++ /dev/null
@@ -1,10 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#define COLLECTION_NAME_MAX_LEN 70
-
-typedef struct nftInfo_t {
-    uint8_t contractAddress[ADDRESS_LENGTH];  // must be first item
-    char collectionName[COLLECTION_NAME_MAX_LEN + 1];
-} nftInfo_t;
diff --git a/src_features/provideNFTInformation/cmd_provideNFTInfo.c b/src_features/provideNFTInformation/cmd_provideNFTInfo.c
index 3e82d57..5ddcf1e 100644
--- a/src_features/provideNFTInformation/cmd_provideNFTInfo.c
+++ b/src_features/provideNFTInformation/cmd_provideNFTInfo.c
@@ -2,7 +2,7 @@
 
 #include "shared_context.h"
 #include "apdu_constants.h"
-#include "tokens.h"
+#include "asset_info.h"
 #include "common_utils.h"
 #include "common_ui.h"
 #include "os_io_seproxyhal.h"
diff --git a/src_features/setPlugin/cmd_setPlugin.c b/src_features/setPlugin/cmd_setPlugin.c
index 9575eb3..f28c843 100644
--- a/src_features/setPlugin/cmd_setPlugin.c
+++ b/src_features/setPlugin/cmd_setPlugin.c
@@ -1,6 +1,6 @@
 #include "shared_context.h"
 #include "apdu_constants.h"
-#include "tokens.h"
+#include "asset_info.h"
 #include "eth_plugin_interface.h"
 #include "eth_plugin_internal.h"
 #include "plugin_utils.h"
diff --git a/src_plugins/erc1155/erc1155_plugin.h b/src_plugins/erc1155/erc1155_plugin.h
index eb174bd..a60dab6 100644
--- a/src_plugins/erc1155/erc1155_plugin.h
+++ b/src_plugins/erc1155/erc1155_plugin.h
@@ -7,7 +7,7 @@
 #include <stdint.h>
 #include "ethUstream.h"
 #include "uint256.h"
-#include "nft.h"
+#include "asset_info.h"
 
 // Internal plugin for EIP 1155: https://eips.ethereum.org/EIPS/eip-1155
 
diff --git a/src_plugins/erc721/erc721_plugin.h b/src_plugins/erc721/erc721_plugin.h
index 62870fa..685c5e9 100644
--- a/src_plugins/erc721/erc721_plugin.h
+++ b/src_plugins/erc721/erc721_plugin.h
@@ -6,7 +6,7 @@
 #include <stdbool.h>
 #include <stdint.h>
 #include "ethUstream.h"
-#include "nft.h"
+#include "asset_info.h"
 
 // Internal plugin for EIP 721: https://eips.ethereum.org/EIPS/eip-721
 
diff --git a/tools/build_sdk.py b/tools/build_sdk.py
index bf11995..746e0f2 100755
--- a/tools/build_sdk.py
+++ b/tools/build_sdk.py
@@ -154,12 +154,10 @@ if __name__ == "__main__":
     # some nodes will be extracted from these headers and merged into a new
     # one, copied to sdk
     headers_to_merge = [
-        "src_common/tokens.h",
+        "src_common/asset_info.h",
         "src_common/common_utils.h",
         "src_common/tx_content.h",
         "src_common/plugin_utils.h",
-        "src_common/nft.h",
-        "src_common/extra_info.h",
         "src_common/caller_api.h",
     ]
     nodes_to_extract = {