diff --git a/docs/web3.main.rst b/docs/web3.main.rst
index ad849ecfab..639a62e2c4 100644
--- a/docs/web3.main.rst
+++ b/docs/web3.main.rst
@@ -208,7 +208,7 @@ Encoding and Decoding Helpers
         >>> Web3.to_hex(text='cowmö')
         '0x636f776dc3b6'
 
-.. _JSON-RPC spec: https://github.com/ethereum/wiki/wiki/JSON-RPC#hex-value-encoding
+.. _JSON-RPC spec: https://github.com/ethereum/eth-wiki/blob/master/json-rpc/api.md#hex-value-encoding
 
 .. py:method:: Web3.to_text(primitive=None, hexstr=None, text=None)