diff --git a/jsonrpc/eth_blockchain_test.go b/jsonrpc/eth_blockchain_test.go
index a348fabfce..07ef7d3d27 100644
--- a/jsonrpc/eth_blockchain_test.go
+++ b/jsonrpc/eth_blockchain_test.go
@@ -95,7 +95,7 @@ func TestEth_Block_GetBlockTransactionCountByNumber(t *testing.T) {
 
 	assert.NoError(t, err)
 	assert.NotNil(t, res, "expected to return block, but got nil")
-	assert.Equal(t, res, 10)
+	assert.Equal(t, "0xa", res)
 }
 
 func TestEth_GetTransactionByHash(t *testing.T) {
diff --git a/jsonrpc/eth_endpoint.go b/jsonrpc/eth_endpoint.go
index 0f7d07bdde..07c621287e 100644
--- a/jsonrpc/eth_endpoint.go
+++ b/jsonrpc/eth_endpoint.go
@@ -177,7 +177,7 @@ func (e *Eth) GetBlockTransactionCountByNumber(number BlockNumber) (interface{},
 		return nil, nil
 	}
 
-	return len(block.Transactions), nil
+	return *types.EncodeUint64(uint64(len(block.Transactions))), nil
 }
 
 // BlockNumber returns current block number
diff --git a/types/encoding.go b/types/encoding.go
index b3d6b33688..58dfe6618b 100644
--- a/types/encoding.go
+++ b/types/encoding.go
@@ -50,12 +50,6 @@ func ParseUint256orHex(val *string) (*big.Int, error) {
 	return b, nil
 }
 
-func ParseInt64orHex(val *string) (int64, error) {
-	i, err := ParseUint64orHex(val)
-
-	return int64(i), err
-}
-
 func ParseBytes(val *string) ([]byte, error) {
 	if val == nil {
 		return []byte{}, nil