diff --git a/dap_chain_common.h b/dap_chain_common.h
index 1fa8f2a58c41fd1b6210714bc0fc3c68001b774b..c9d011913af9ed73f3e03fffcd26e93db1a6ce73 100755
--- a/dap_chain_common.h
+++ b/dap_chain_common.h
@@ -41,6 +41,8 @@
 #define DAP_CHAIN_TIMESTAMP_SIZE    8
 #define DAP_CHAIN_TICKER_SIZE_MAX   10
 
+#define DATOSHI_LD 1000000000.0L
+
 // Chain ID of the whole system
 typedef union dap_chain_id {
     uint8_t raw[DAP_CHAIN_ID_SIZE];
diff --git a/dap_chain_ledger.c b/dap_chain_ledger.c
index f42025960b83d9664d1ed7a9fe08921df9a44e65..b33e5e08df8dfd03f492f08ecea734b3ef250342 100755
--- a/dap_chain_ledger.c
+++ b/dap_chain_ledger.c
@@ -115,7 +115,7 @@ typedef struct dap_ledger_wallet_balance {
     //dap_ledger_wallet_balance_key_t key;
     char *key;
     char token_ticker[10];
-    uint64_t balance;
+    uint128_t balance;
     UT_hash_handle hh;
 } dap_ledger_wallet_balance_t;