diff --git a/CHANGELOG.md b/CHANGELOG.md
index a61a786..3701c59 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -46,4 +46,5 @@
 
 ### 1.0.9 (2023-12-11)
 
-- Added gas estimation for EIP-1559 transaction on Optimism.
\ No newline at end of file
+- Added gas estimation for EIP-1559 transaction on Optimism.
+- Added support for Type-2 transactions signing.
\ No newline at end of file
diff --git a/package-lock.json b/package-lock.json
index 8ac1ee2..acdfd52 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,6 +9,8 @@
       "version": "1.0.9",
       "license": "MIT",
       "dependencies": {
+        "@ethereumjs/common": "^4.1.0",
+        "@ethereumjs/tx": "^5.1.0",
         "axios": "^1.6.2",
         "bip39": "^3.0.4",
         "browser-passworder": "^2.0.3",
@@ -16,7 +18,6 @@
         "eth-hd-keyring": "^3.6.0",
         "eth-sig-util": "^3.0.1",
         "eth-simple-keyring": "^4.2.0",
-        "ethereumjs-tx": "^1.3.7",
         "ethereumjs-util": "^7.1.0",
         "hdkey": "^2.0.1",
         "loglevel": "^1.7.1",
@@ -515,21 +516,128 @@
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-        "ethereumjs-util": "^7.1.3"
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+          "url": "https://github.com/sponsors/feross"
+        },
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+          "type": "patreon",
+          "url": "https://www.patreon.com/feross"
+        },
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+          "url": "https://feross.org/support"
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     "node_modules/@ethersproject/abi": {
@@ -1134,6 +1242,61 @@
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+      "resolved": "https://registry.npmjs.org/@noble/hashes/-/hashes-1.3.1.tgz",
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+      "resolved": "https://registry.npmjs.org/@scure/bip39/-/bip39-1.2.1.tgz",
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@@ -2182,13 +2345,9 @@
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@@ -3145,11 +3304,6 @@
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@@ -3208,39 +3362,10 @@
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@@ -7659,6 +7765,24 @@
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+            "@noble/curves": "1.1.0",
+            "@noble/hashes": "1.3.1",
+            "@scure/bip32": "1.3.1",
+            "@scure/bip39": "1.2.1"
+          }
+        }
+      }
+    },
+    "@ethereumjs/util": {
+      "version": "9.0.1",
+      "resolved": "https://registry.npmjs.org/@ethereumjs/util/-/util-9.0.1.tgz",
+      "integrity": "sha512-NdFFEzCc3H1sYkNnnySwLg6owdQMhjUc2jfuDyx8Xv162WSluCnnSKouKOSG3njGNEyy2I9NmF8zTRDwuqpZWA==",
       "requires": {
-        "@ethereumjs/common": "^2.6.0",
-        "ethereumjs-util": "^7.1.3"
+        "@ethereumjs/rlp": "^5.0.1",
+        "ethereum-cryptography": "^2.1.2"
+      },
+      "dependencies": {
+        "ethereum-cryptography": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ethereum-cryptography/-/ethereum-cryptography-2.1.2.tgz",
+          "integrity": "sha512-Z5Ba0T0ImZ8fqXrJbpHcbpAvIswRte2wGNR/KePnu8GbbvgJ47lMxT/ZZPG6i9Jaht4azPDop4HaM00J0J59ug==",
+          "requires": {
+            "@noble/curves": "1.1.0",
+            "@noble/hashes": "1.3.1",
+            "@scure/bip32": "1.3.1",
+            "@scure/bip39": "1.2.1"
+          }
+        }
       }
     },
     "@ethersproject/abi": {
@@ -8975,6 +9160,43 @@
       "integrity": "sha512-3Yc1fUTs69MG/uZbJlLSI3JISMn2UV2rg+1D/vROUqZyh3l6iYHCs7GMp+M40ZD7yOdDbYjJcU1oTJhrc+dGKg==",
       "dev": true
     },
+    "@noble/curves": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/@noble/curves/-/curves-1.1.0.tgz",
+      "integrity": "sha512-091oBExgENk/kGj3AZmtBDMpxQPDtxQABR2B9lb1JbVTs6ytdzZNwvhxQ4MWasRNEzlbEH8jCWFCwhF/Obj5AA==",
+      "requires": {
+        "@noble/hashes": "1.3.1"
+      }
+    },
+    "@noble/hashes": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/@noble/hashes/-/hashes-1.3.1.tgz",
+      "integrity": "sha512-EbqwksQwz9xDRGfDST86whPBgM65E0OH/pCgqW0GBVzO22bNE+NuIbeTb714+IfSjU3aRk47EUvXIb5bTsenKA=="
+    },
+    "@scure/base": {
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/@scure/base/-/base-1.1.3.tgz",
+      "integrity": "sha512-/+SgoRjLq7Xlf0CWuLHq2LUZeL/w65kfzAPG5NH9pcmBhs+nunQTn4gvdwgMTIXnt9b2C/1SeL2XiysZEyIC9Q=="
+    },
+    "@scure/bip32": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/@scure/bip32/-/bip32-1.3.1.tgz",
+      "integrity": "sha512-osvveYtyzdEVbt3OfwwXFr4P2iVBL5u1Q3q4ONBfDY/UpOuXmOlbgwc1xECEboY8wIays8Yt6onaWMUdUbfl0A==",
+      "requires": {
+        "@noble/curves": "~1.1.0",
+        "@noble/hashes": "~1.3.1",
+        "@scure/base": "~1.1.0"
+      }
+    },
+    "@scure/bip39": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/@scure/bip39/-/bip39-1.2.1.tgz",
+      "integrity": "sha512-Z3/Fsz1yr904dduJD0NpiyRHhRYHdcnyh73FZWiV+/qhWi83wNJ3NWolYqCEN+ZWsUz2TWwajJggcRE9r1zUYg==",
+      "requires": {
+        "@noble/hashes": "~1.3.0",
+        "@scure/base": "~1.1.0"
+      }
+    },
     "@sindresorhus/is": {
       "version": "0.14.0",
       "resolved": "https://registry.npmjs.org/@sindresorhus/is/-/is-0.14.0.tgz",
@@ -9812,13 +10034,9 @@
       }
     },
     "crc-32": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/crc-32/-/crc-32-1.2.0.tgz",
-      "integrity": "sha512-1uBwHxF+Y/4yF5G48fwnKq6QsIXheor3ZLPT80yGBV1oEUwpPojlEhQbWKVw1VwcTQyMGHK1/XMmTjmlsmTTGA==",
-      "requires": {
-        "exit-on-epipe": "~1.0.1",
-        "printj": "~1.1.0"
-      }
+      "version": "1.2.2",
+      "resolved": "https://registry.npmjs.org/crc-32/-/crc-32-1.2.2.tgz",
+      "integrity": "sha512-ROmzCKrTnOwybPcJApAA6WBWij23HVfGVNKqqrZpuyZOHqK2CwHSvpGuyt/UNNvaIjEd8X5IFGp4Mh+Ie1IHJQ=="
     },
     "create-ecdh": {
       "version": "4.0.4",
@@ -10621,11 +10839,6 @@
         "js-sha3": "^0.8.0"
       }
     },
-    "ethereum-common": {
-      "version": "0.0.18",
-      "resolved": "https://registry.npmjs.org/ethereum-common/-/ethereum-common-0.0.18.tgz",
-      "integrity": "sha1-L9w1dvIykDNYl26znaeDIT/5Uj8="
-    },
     "ethereum-cryptography": {
       "version": "0.1.3",
       "resolved": "https://registry.npmjs.org/ethereum-cryptography/-/ethereum-cryptography-0.1.3.tgz",
@@ -10686,40 +10899,10 @@
         }
       }
     },
-    "ethereumjs-tx": {
-      "version": "1.3.7",
-      "resolved": "https://registry.npmjs.org/ethereumjs-tx/-/ethereumjs-tx-1.3.7.tgz",
-      "integrity": "sha512-wvLMxzt1RPhAQ9Yi3/HKZTn0FZYpnsmQdbKYfUUpi4j1SEIcbkd9tndVjcPrufY3V7j2IebOpC00Zp2P/Ay2kA==",
-      "requires": {
-        "ethereum-common": "^0.0.18",
-        "ethereumjs-util": "^5.0.0"
-      },
-      "dependencies": {
-        "bn.js": {
-          "version": "4.12.0",
-          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
-          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
-        },
-        "ethereumjs-util": {
-          "version": "5.2.1",
-          "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-5.2.1.tgz",
-          "integrity": "sha512-v3kT+7zdyCm1HIqWlLNrHGqHGLpGYIhjeHxQjnDXjLT2FyGJDsd3LWMYUo7pAFRrk86CR3nUJfhC81CCoJNNGQ==",
-          "requires": {
-            "bn.js": "^4.11.0",
-            "create-hash": "^1.1.2",
-            "elliptic": "^6.5.2",
-            "ethereum-cryptography": "^0.1.3",
-            "ethjs-util": "^0.1.3",
-            "rlp": "^2.0.0",
-            "safe-buffer": "^5.1.1"
-          }
-        }
-      }
-    },
     "ethereumjs-util": {
-      "version": "7.1.3",
-      "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-7.1.3.tgz",
-      "integrity": "sha512-y+82tEbyASO0K0X1/SRhbJJoAlfcvq8JbrG4a5cjrOks7HS/36efU/0j2flxCPOUM++HFahk33kr/ZxyC4vNuw==",
+      "version": "7.1.5",
+      "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-7.1.5.tgz",
+      "integrity": "sha512-SDl5kKrQAudFBUe5OJM9Ac6WmMyYmXX/6sTmLZ3ffG2eY6ZIGBes3pEDxNN6V72WyOw4CPD5RomKdsa8DAAwLg==",
       "requires": {
         "@types/bn.js": "^5.1.0",
         "bn.js": "^5.1.2",
@@ -10787,11 +10970,6 @@
         "safe-buffer": "^5.1.1"
       }
     },
-    "exit-on-epipe": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/exit-on-epipe/-/exit-on-epipe-1.0.1.tgz",
-      "integrity": "sha512-h2z5mrROTxce56S+pnvAV890uu7ls7f1kEvVGJbw1OlFH3/mlJ5bkXu0KRyW94v37zzHPiUd55iLn3DA7TjWpw=="
-    },
     "express": {
       "version": "4.17.1",
       "resolved": "https://registry.npmjs.org/express/-/express-4.17.1.tgz",
@@ -12892,11 +13070,6 @@
       "resolved": "https://registry.npmjs.org/prepend-http/-/prepend-http-2.0.0.tgz",
       "integrity": "sha1-6SQ0v6XqjBn0HN/UAddBo8gZ2Jc="
     },
-    "printj": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/printj/-/printj-1.1.2.tgz",
-      "integrity": "sha512-zA2SmoLaxZyArQTOPj5LXecR+RagfPSU5Kw1qP+jkWeNlrq+eJZyY2oS68SU1Z/7/myXM4lo9716laOFAVStCQ=="
-    },
     "process": {
       "version": "0.11.10",
       "resolved": "https://registry.npmjs.org/process/-/process-0.11.10.tgz",
@@ -14099,6 +14272,24 @@
         "web3-utils": "1.6.1"
       },
       "dependencies": {
+        "@ethereumjs/common": {
+          "version": "2.6.5",
+          "resolved": "https://registry.npmjs.org/@ethereumjs/common/-/common-2.6.5.tgz",
+          "integrity": "sha512-lRyVQOeCDaIVtgfbowla32pzeDv2Obr8oR8Put5RdUBNRGr1VGPGQNGP6elWIpgK3YdpzqTOh4GyUGOureVeeA==",
+          "requires": {
+            "crc-32": "^1.2.0",
+            "ethereumjs-util": "^7.1.5"
+          }
+        },
+        "@ethereumjs/tx": {
+          "version": "3.5.2",
+          "resolved": "https://registry.npmjs.org/@ethereumjs/tx/-/tx-3.5.2.tgz",
+          "integrity": "sha512-gQDNJWKrSDGu2w7w0PzVXVBNMzb7wwdDOmOqczmhNjqFxFuIbhVJDwiGEnxFNC2/b8ifcZzY7MLcluizohRzNw==",
+          "requires": {
+            "@ethereumjs/common": "^2.6.4",
+            "ethereumjs-util": "^7.1.5"
+          }
+        },
         "bn.js": {
           "version": "4.12.0",
           "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
diff --git a/package.json b/package.json
index fcefba9..82a724e 100644
--- a/package.json
+++ b/package.json
@@ -45,6 +45,8 @@
     "nyc": "^15.0.0"
   },
   "dependencies": {
+    "@ethereumjs/common": "^4.1.0",
+    "@ethereumjs/tx": "^5.1.0",
     "axios": "^1.6.2",
     "bip39": "^3.0.4",
     "browser-passworder": "^2.0.3",
@@ -52,7 +54,6 @@
     "eth-hd-keyring": "^3.6.0",
     "eth-sig-util": "^3.0.1",
     "eth-simple-keyring": "^4.2.0",
-    "ethereumjs-tx": "^1.3.7",
     "ethereumjs-util": "^7.1.0",
     "hdkey": "^2.0.1",
     "loglevel": "^1.7.1",
diff --git a/src/index.js b/src/index.js
index e5b4d76..fae8625 100644
--- a/src/index.js
+++ b/src/index.js
@@ -2,13 +2,17 @@
 const { EventEmitter } = require('events')
 const log = require('loglevel')
 const ethUtil = require('ethereumjs-util')
-const Tx = require('ethereumjs-tx');
 
 const bip39 = require('bip39')
 const ObservableStore = require('obs-store')
 const encryptor = require('browser-passworder')
 const { normalize: normalizeAddress } = require('eth-sig-util')
 
+const { Common, Hardfork } =require('@ethereumjs/common')
+const { FeeMarketEIP1559Transaction } = require('@ethereumjs/tx');
+const { bufferToHex } = require('ethereumjs-util')
+
+
 const SimpleKeyring = require('eth-simple-keyring')
 const HdKeyring = require('eth-hd-keyring')
 const axios = require("axios")
@@ -256,51 +260,30 @@ class KeyringController extends EventEmitter {
     //
 
     /**
-     * Sign Optimism Transaction
-     *
-     * Signs an Optimism transaction object.
-     *
-     * @param {Object} optimismTx - The transaction to sign.
-     * @param {Object} web3 - web3 object.
-     * @returns {string} The signed transaction raw string.
-     */
+    * Sign Optimism Transaction 
+    *
+    * Signs an Base transaction object.
+    *
+    * @param {Object} rawTx - The transaction to sign.
+    * @returns {string} The signed transaction raw string.
+    */
 
-    async signTransaction(optimismTx, privateKey) {
-        const tx = new Tx(optimismTx);
+    async signTransaction(rawTx, privateKey) {
 
         const pkey = Buffer.from(privateKey, 'hex');
 
-        tx.sign(pkey);
+        const common = Common.custom({ chainId: chainId }, { hardfork: Hardfork.London })
 
-        const signedTx = `0x${tx.serialize().toString('hex')}`;
+        const tx = FeeMarketEIP1559Transaction.fromTxData(rawTx, { common });
 
-        return signedTx;
-    }
+        const signedTransaction = tx.sign(pkey);
+
+        const signedTx = bufferToHex(signedTransaction.serialize());
 
-    /**
-     * Sign Transaction or Message to get v,r,s
-     *
-     * Signs a transaction object.
-     *
-     * @param {Object} rawTx - The transaction or message to sign.
-     * @param {Object} privateKey - The private key of the account.
-     * @param {Object} web3 - web3 object.
-     * @returns {Object} The signed transaction object.
-     */
-    async sign(rawTx, privateKey, web3) {
-        const block = await web3.eth.getBlockNumber();
-        console.log(block)
-        let signedTx;
-        let estimatedGas;
-        if (typeof rawTx === 'string')
-            signedTx = await web3.eth.accounts.sign(rawTx, privateKey);
-        else
-            // estimatedGas = await web3.eth.estimateGas(rawTx);
-
-            signedTx = await web3.eth.accounts.signTransaction({ ...rawTx, gas: await web3.eth.estimateGas(rawTx) }, privateKey)
         return signedTx
     }
 
+
     /**
      * Sign Message
      *
diff --git a/test/index.js b/test/index.js
index 67e41b8..d36708d 100644
--- a/test/index.js
+++ b/test/index.js
@@ -107,4 +107,41 @@ describe('Initialize wallet ', () => {
         console.log(" get gas estimate:  ", getEstimate);
 
     })
+
+    it("sign Transaction ", async () => {
+
+        const accounts = await optimismKeyring.getAccounts()
+        const from = accounts[0]
+        const web3 = new Web3(TESTNET.URL);
+
+        const count = await web3.eth.getTransactionCount(from);
+
+        const defaultNonce = await web3.utils.toHex(count);
+        const to = '0x641BB2596D8c0b32471260712566BF933a2f1a8e' 
+
+        const getFeeEstimate= await optimismKeyring.getFees({from,to,
+            value: web3.utils.numberToHex(web3.utils.toWei('0.00001', 'ether')),data:"0x00"},web3);
+            console.log(getFeeEstimate);
+
+            
+
+        const rawTx = {
+            to,
+            from,
+            value: web3.utils.numberToHex(web3.utils.toWei('0.00001', 'ether')),
+            gasLimit: getFeeEstimate.gasLimit,
+            maxPriorityFeePerGas: getFeeEstimate.fees.slow.maxPriorityFeePerGas,
+            maxFeePerGas: getFeeEstimate.fees.slow.maxFeePerGas,
+            nonce: defaultNonce,
+            data: '0x',
+            type: 2,
+            chainId: TESTNET.CHAIN_ID,
+        };
+
+        const privateKey = await optimismKeyring.exportAccount(accounts[0])
+        const signedTX = await optimismKeyring.signTransaction(rawTx, privateKey)
+        console.log("signedTX ", signedTX)
+        
+
+    })
 })
\ No newline at end of file