diff --git a/EIPS/eip-721.md b/EIPS/eip-721.md
index 7a344681..721b6fc7 100644
--- a/EIPS/eip-721.md
+++ b/EIPS/eip-721.md
@@ -43,7 +43,7 @@ The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT", "SHOULD", "S
 pragma solidity ^0.4.20;
 
 /// @title ERC-721 Non-Fungible Token Standard
-/// @dev See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md
+/// @dev See https://eips.ethereum.org/EIPS/eip-721
 ///  Note: the ERC-165 identifier for this interface is 0x80ac58cd.
 interface ERC721 /* is ERC165 */ {
     /// @dev This emits when ownership of any NFT changes by any mechanism.
@@ -176,7 +176,7 @@ The **metadata extension** is OPTIONAL for ERC-721 smart contracts (see "caveats
 
 ```solidity
 /// @title ERC-721 Non-Fungible Token Standard, optional metadata extension
-/// @dev See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md
+/// @dev See https://eips.ethereum.org/EIPS/eip-721
 ///  Note: the ERC-165 identifier for this interface is 0x5b5e139f.
 interface ERC721Metadata /* is ERC721 */ {
     /// @notice A descriptive name for a collection of NFTs in this contract
@@ -220,7 +220,7 @@ The **enumeration extension** is OPTIONAL for ERC-721 smart contracts (see "cave
 
 ```solidity
 /// @title ERC-721 Non-Fungible Token Standard, optional enumeration extension
-/// @dev See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md
+/// @dev See https://eips.ethereum.org/EIPS/eip-721
 ///  Note: the ERC-165 identifier for this interface is 0x780e9d63.
 interface ERC721Enumerable /* is ERC721 */ {
     /// @notice Count NFTs tracked by this contract
@@ -390,12 +390,12 @@ XXXXERC721, by William Entriken -- a scalable example implementation
 
 **Standards**
 
-1. ERC-20 Token Standard. https://github.com/ethereum/EIPs/blob/master/EIPS/eip-20.md
-1. ERC-165 Standard Interface Detection. https://github.com/ethereum/EIPs/blob/master/EIPS/eip-165.md
-1. ERC-173 Owned Standard. https://github.com/ethereum/EIPs/issues/173
-1. ERC-223 Token Standard. https://github.com/ethereum/EIPs/issues/223
-1. ERC-677 `transferAndCall` Token Standard. https://github.com/ethereum/EIPs/issues/677
-1. ERC-827 Token Standard. https://github.com/ethereum/EIPs/issues/827
+1. ERC-20 Token Standard. https://eips.ethereum.org/EIPS/eip-20
+1. ERC-165 Standard Interface Detection. https://eips.ethereum.org/EIPS/eip-165
+1. ERC-173 Owned Standard. https://eips.ethereum.org/EIPS/eip-173
+1. ERC-223 Token Standard. https://eips.ethereum.org/EIPS/eip-223
+1. ERC-677 `transferAndCall` Token Standard. https://eips.ethereum.org/EIPS/eip-677
+1. ERC-827 Token Standard. https://eips.ethereum.org/EIPS/eip-827
 1. Ethereum Name Service (ENS). https://ens.domains
 1. Instagram -- What's the Image Resolution? https://help.instagram.com/1631821640426723
 1. JSON Schema. http://json-schema.org/