Require the Yellow Paper to be up-to-date

ethereum · Apr 23, 2017 · c215e7d · c215e7d
1 parent e9d6824
commit c215e7d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/EIPS/eip-233.md b/EIPS/eip-233.md
@@ -25,7 +25,7 @@ A Meta EIP should be created as a draft as a pull request as soon as a hard fork
 
 The draft pull request shall be updated with summaries of the decisions around the hard fork. It should move in to the `Accepted` state once the changes are frozen (i.e. all referenced EIPs are in the `Accepted` state) and in to the `Final` state once the hard fork has been activated.
 
-The Yellow Paper should be kept updated with the hard fork changes. It could either refer to the fork codename or the EIP number of the fork.
+The Yellow Paper must be kept updated with the hard fork changes. It could either refer to the fork codename or the EIP number of the fork. The hard fork cannot be activated, before the Yellow Paper is updated.
 
 ## Rationale