diff --git a/benches/benches/benchmarks/resolve.rs b/benches/benches/benchmarks/resolve.rs
index 4c2fd4e7b8..2bc497b4ec 100644
--- a/benches/benches/benchmarks/resolve.rs
+++ b/benches/benches/benchmarks/resolve.rs
@@ -76,6 +76,8 @@ pub fn setup_chain(txs_size: usize) -> (Shared, ChainController) {
         .map(|_| IssuedCell {
             capacity: capacity_bytes!(100_000),
             lock: secp_script.clone().into(),
+            data: None,
+            type_: None,
         })
         .collect();
 
diff --git a/spec/src/lib.rs b/spec/src/lib.rs
index 6e1c949fb4..0f054d72e9 100644
--- a/spec/src/lib.rs
+++ b/spec/src/lib.rs
@@ -19,7 +19,7 @@ use crate::versionbits::{ActiveMode, Deployment, DeploymentPos};
 use ckb_constant::hardfork::{mainnet, testnet};
 use ckb_crypto::secp::Privkey;
 use ckb_hash::{blake2b_256, new_blake2b};
-use ckb_jsonrpc_types::Script;
+use ckb_jsonrpc_types::{JsonBytes, Script};
 use ckb_pow::{Pow, PowEngine};
 use ckb_resource::{
     CODE_HASH_DAO, CODE_HASH_SECP256K1_BLAKE160_MULTISIG_ALL,
@@ -400,6 +400,11 @@ pub struct GenesisCell {
 pub struct IssuedCell {
     /// The cell capacity
     pub capacity: Capacity,
+    /// The cell data, can be ignored in spec
+    pub data: Option<JsonBytes>,
+    /// The cell type script
+    #[serde(rename = "type")]
+    pub type_: Option<Script>,
     /// The cell lock
     pub lock: Script,
 }
@@ -826,7 +831,12 @@ impl ChainSpec {
                 .iter()
                 .map(IssuedCell::build_output),
         );
-        outputs_data.extend(self.genesis.issued_cells.iter().map(|_| Bytes::new()));
+        outputs_data.extend(
+            self.genesis
+                .issued_cells
+                .iter()
+                .map(|x| x.data.clone().unwrap_or_default().into_bytes()),
+        );
 
         let script: packed::Script = self.genesis.bootstrap_lock.clone().into();
 
@@ -953,6 +963,7 @@ impl IssuedCell {
         packed::CellOutput::new_builder()
             .lock(self.lock.clone())
             .capacity(self.capacity)
+            .type_(self.type_.clone().map(|x| x.into()))
             .build()
     }
 }
diff --git a/test/src/specs/dao/satoshi_dao_occupied.rs b/test/src/specs/dao/satoshi_dao_occupied.rs
index d6f7b62010..29edf716e7 100644
--- a/test/src/specs/dao/satoshi_dao_occupied.rs
+++ b/test/src/specs/dao/satoshi_dao_occupied.rs
@@ -154,5 +154,7 @@ fn issue_satoshi_cell() -> IssuedCell {
     IssuedCell {
         capacity: SATOSHI_CELL_CAPACITY,
         lock: lock.into(),
+        data: None,
+        type_: None,
     }
 }