diff --git a/core/src/client/client.rs b/core/src/client/client.rs
index 8f6d359bfc..32905d37ce 100644
--- a/core/src/client/client.rs
+++ b/core/src/client/client.rs
@@ -98,7 +98,6 @@ impl Client {
 
         let gb = scheme.genesis_block();
         let chain = BlockChain::new(&gb, db.clone());
-        scheme.check_genesis_common_params(&chain)?;
 
         let engine = scheme.engine.clone();
 
diff --git a/core/src/scheme/scheme.rs b/core/src/scheme/scheme.rs
index 3d656a5c0d..c0ba293442 100644
--- a/core/src/scheme/scheme.rs
+++ b/core/src/scheme/scheme.rs
@@ -17,10 +17,9 @@
 use super::pod_state::PodAccounts;
 use super::seal::Generic as GenericSeal;
 use super::Genesis;
-use crate::blockchain::HeaderProvider;
 use crate::consensus::{CodeChainEngine, NullEngine, Solo, Tendermint};
 use crate::error::{Error, SchemeError};
-use ccrypto::{blake256, BLAKE_NULL_RLP};
+use ccrypto::BLAKE_NULL_RLP;
 use cdb::{AsHashDB, HashDB};
 use ckey::Address;
 use cstate::{Metadata, MetadataAddress, Shard, ShardAddress, StateDB, StateResult};
@@ -169,19 +168,6 @@ impl Scheme {
         Ok(self.initialize_state(db, self.genesis_params())?)
     }
 
-    pub fn check_genesis_common_params<HP: HeaderProvider>(&self, chain: &HP) -> Result<(), Error> {
-        let genesis_header = self.genesis_header();
-        let genesis_header_hash = genesis_header.hash();
-        let header =
-            chain.block_header(&genesis_header_hash).ok_or_else(|| Error::Scheme(SchemeError::InvalidCommonParams))?;
-        let extra_data = header.extra_data();
-        let common_params_hash = blake256(&self.genesis_params().rlp_bytes()).to_vec();
-        if extra_data != &common_params_hash {
-            return Err(Error::Scheme(SchemeError::InvalidCommonParams))
-        }
-        Ok(())
-    }
-
     /// Return the state root for the genesis state, memoising accordingly.
     pub fn state_root(&self) -> H256 {
         *self.state_root_memo.read()
@@ -225,7 +211,7 @@ impl Scheme {
         header.set_number(0);
         header.set_author(self.author);
         header.set_transactions_root(self.transactions_root);
-        header.set_extra_data(blake256(&self.genesis_params().rlp_bytes()).to_vec());
+        header.set_extra_data(self.extra_data.clone());
         header.set_state_root(self.state_root());
         header.set_next_validator_set_hash(BLAKE_NULL_RLP /* This will be calculated from state after https://github.com/CodeChain-io/foundry/issues/142*/);
         header.set_seal({
@@ -288,21 +274,3 @@ fn load_from(s: cjson::scheme::Scheme) -> Result<Scheme, Error> {
 
     Ok(s)
 }
-
-#[cfg(test)]
-mod tests {
-    use ccrypto::Blake;
-
-    use super::*;
-
-    #[test]
-    fn extra_data_of_genesis_header_is_hash_of_common_params() {
-        let scheme = Scheme::new_test();
-        let common_params = scheme.genesis_params();
-        let hash_of_common_params = H256::blake(&common_params.rlp_bytes()).to_vec();
-
-        let genesis_header = scheme.genesis_header();
-        let result = genesis_header.extra_data();
-        assert_eq!(&hash_of_common_params, result);
-    }
-}