From c247a21cb5fdb451a28b6b7e09a6ddef82c94e2d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nicol=C3=A1s=20Venturo?= <nicolas.venturo@gmail.com>
Date: Fri, 6 Sep 2019 17:16:02 -0300
Subject: [PATCH] Make ERC1820 address constant (#1912)

(cherry picked from commit 6148abb1b17e233f19b6ab7942c8229b2ddf3f83)
---
 contracts/token/ERC777/ERC777.sol | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/contracts/token/ERC777/ERC777.sol b/contracts/token/ERC777/ERC777.sol
index 4adb0f847..0f5b91811 100644
--- a/contracts/token/ERC777/ERC777.sol
+++ b/contracts/token/ERC777/ERC777.sol
@@ -28,7 +28,7 @@ contract ERC777 is Context, IERC777, IERC20 {
     using SafeMath for uint256;
     using Address for address;
 
-    IERC1820Registry private _erc1820 = IERC1820Registry(0x1820a4B7618BdE71Dce8cdc73aAB6C95905faD24);
+    IERC1820Registry constant private _erc1820 = IERC1820Registry(0x1820a4B7618BdE71Dce8cdc73aAB6C95905faD24);
 
     mapping(address => uint256) private _balances;