diff --git a/package.json b/package.json
index e5154baf..5b771bdc 100644
--- a/package.json
+++ b/package.json
@@ -77,6 +77,7 @@
         "eth-ens-namehash": "^2.0.8",
         "ethers": "^5.4.4",
         "js-sha3": "^0.8.0",
+        "jsonwebtoken": "^8.5.1",
         "lodash.difference": "^4.5.0",
         "nats.ws": "^1.3.0",
         "qs": "^6.9.4",
diff --git a/src/iam.ts b/src/iam.ts
index 0d6a908a..ad7452b6 100644
--- a/src/iam.ts
+++ b/src/iam.ts
@@ -15,7 +15,7 @@
 // @authors: Kim Honoridez
 // @authors: Daniel Wojno
 
-import { providers, Signer, utils, Wallet } from "ethers";
+import { providers, Signer, utils } from "ethers";
 import {
     IRoleDefinition,
     IAppDefinition,
@@ -71,7 +71,7 @@ import { addressOf } from "@ew-did-registry/did-ethr-resolver";
 import { isValidDID, parseDID } from "./utils/did";
 import { chainConfigs } from "./iam/chainConfig";
 import { canonizeSig } from "./utils/enrollment";
-import { JWT } from "@ew-did-registry/jwt";
+import jwt from "jsonwebtoken";
 const { id, keccak256, defaultAbiCoder, solidityKeccak256, arrayify, namehash } = utils;
 
 export type InitializeData = {
@@ -577,8 +577,7 @@ export class IAM extends IAMBase {
                 blockNumber,
             },
         };
-        const jwt = new JWT(new Wallet(delegateKey));
-        const identityToken = jwt.sign(payload, { algorithm: "ES256" });
+        const identityToken = jwt.sign(payload, delegateKey);
         return identityToken;
     }