diff --git a/EIPS/eip-721.md b/EIPS/eip-721.md
index b132870aa3a7b..9ccd32aabb54d 100644
--- a/EIPS/eip-721.md
+++ b/EIPS/eip-721.md
@@ -242,7 +242,7 @@ interface ERC721Enumerable /* is ERC721 */ {
     /// @param _index A counter less than `balanceOf(_owner)`
     /// @return The token identifier for the `_index`th NFT assigned to `_owner`,
     ///   (sort order not specified)
-    function tokenOfOwnerByIndex(address _owner, uint256 _index) external view returns (uint256 _tokenId);
+    function tokenOfOwnerByIndex(address _owner, uint256 _index) external view returns (uint256);
 }
 ```