diff --git a/sharding/collator/collator_test.go b/sharding/collator/collator_test.go
index 2ff2797eb..773fe15d7 100644
--- a/sharding/collator/collator_test.go
+++ b/sharding/collator/collator_test.go
@@ -17,7 +17,7 @@ import (
 var (
 	key, _                   = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
 	addr                     = crypto.PubkeyToAddress(key.PublicKey)
-	accountBalance1001Eth, _ = new(big.Int).SetString("1000000000000000000001", 10)
+	accountBalance1001Eth, _ = new(big.Int).SetString("1001000000000000000000", 10)
 )
 
 // Mock client for testing collator. Should this go into sharding/client/testing?
diff --git a/sharding/contracts/sharding_manager_test.go b/sharding/contracts/sharding_manager_test.go
index ea1f1f60f..b4bb9c3db 100644
--- a/sharding/contracts/sharding_manager_test.go
+++ b/sharding/contracts/sharding_manager_test.go
@@ -15,7 +15,7 @@ import (
 var (
 	key, _                   = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
 	addr                     = crypto.PubkeyToAddress(key.PublicKey)
-	accountBalance1001Eth, _ = new(big.Int).SetString("1000000000000000000001", 10)
+	accountBalance1001Eth, _ = new(big.Int).SetString("1001000000000000000000", 10)
 	collatorDeposit, _       = new(big.Int).SetString("1000000000000000000000", 10)
 )