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-rw-r--r--packages/dev-utils/src/blockchain_lifecycle.ts4
1 files changed, 2 insertions, 2 deletions
diff --git a/packages/dev-utils/src/blockchain_lifecycle.ts b/packages/dev-utils/src/blockchain_lifecycle.ts
index a0424f01f..a48cb0856 100644
--- a/packages/dev-utils/src/blockchain_lifecycle.ts
+++ b/packages/dev-utils/src/blockchain_lifecycle.ts
@@ -10,8 +10,8 @@ import * as _ from 'lodash';
const MINIMUM_BLOCKS = 3;
export class BlockchainLifecycle {
- private _web3Wrapper: Web3Wrapper;
- private _snapshotIdsStack: number[];
+ private readonly _web3Wrapper: Web3Wrapper;
+ private readonly _snapshotIdsStack: number[];
private _addresses: string[] = [];
private _nodeType: NodeType | undefined;
constructor(web3Wrapper: Web3Wrapper) {