diff --git a/EIPS/eip-170.md b/EIPS/eip-170.md
index 6ca2c505..ff983404 100644
--- a/EIPS/eip-170.md
+++ b/EIPS/eip-170.md
@@ -7,9 +7,11 @@ Category: Core
 Status: Final
 Created: 2016-11-04
 ```
-### Parameters
+### Hard fork
+[Spurious Dragon](https://github.com/ethereum/EIPs/blob/master/EIPS/eip-607.md)
 
-- `FORK_BLKNUM`: 2,675,000 ([Tangerine Whistle](https://github.com/ethereum/EIPs/blob/master/EIPS/eip-608.md))
+### Parameters
+- `FORK_BLKNUM`: 2,675,000
 - `CHAIN_ID`: 1
 
 ### Specification