diff --git a/.gitignore b/.gitignore
index 4d29575..9d7ef65 100644
--- a/.gitignore
+++ b/.gitignore
@@ -21,3 +21,5 @@
 npm-debug.log*
 yarn-debug.log*
 yarn-error.log*
+
+.yalc
diff --git a/package.json b/package.json
index 39cfd99..fc08ba2 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
     "@testing-library/user-event": "^13.5.0",
     "ethers": "^5.7.2",
     "js-base64": "^3.7.2",
-    "lit-js-sdk": "^1.1.234",
+    "lit-js-sdk": "file:.yalc/lit-js-sdk",
     "react": "^18.2.0",
     "react-dom": "^18.2.0",
     "react-scripts": "5.0.1",
diff --git a/src/App.js b/src/App.js
index 687df35..332d963 100644
--- a/src/App.js
+++ b/src/App.js
@@ -3,6 +3,7 @@ import "./App.css";
 import { GoogleLogin } from "@react-oauth/google";
 import { ethers } from "ethers";
 import { Base64 } from "js-base64";
+import LitJsSdk from "lit-js-sdk";
 
 import PKPHelper from "./abis/PKPHelper.json";
 import PKPNFT from "./abis/PKPNFT.json";
@@ -61,11 +62,27 @@ function App() {
     console.log("mintingReceipt: ", mintingReceipt);
     const tokenIdFromEvent = mintingReceipt.events[2].topics[3];
     const ethAddress = await pkpContract.getEthAddress(tokenIdFromEvent);
-    console.log("minted PKP with eth address: ", ethAddress);
     setPkpEthAddress(ethAddress);
 
+    console.log("minted PKP with eth address: ", ethAddress);
+    const pkpPublicKey = await pkpContract.getPubkey(tokenIdFromEvent);
+
     // get the user a session with it
-    const fakeSessionKey = "0x1234567890";
+    const litNodeClient = new LitJsSdk.LitNodeClient();
+    await litNodeClient.connect();
+
+    const fakeSessionKey = "lit:session:0x1234567890";
+    const sessionSig = await litNodeClient.signSessionKey({
+      sessionKey: fakeSessionKey,
+      authMethods: [
+        {
+          authMethodType: 6,
+          accessToken: credentialResponse.credential,
+        },
+      ],
+      pkpPublicKey,
+    });
+    console.log("sessionSig: ", sessionSig);
   };
   return (
     <div className="App">
diff --git a/yalc.lock b/yalc.lock
new file mode 100644
index 0000000..5b48257
--- /dev/null
+++ b/yalc.lock
@@ -0,0 +1,10 @@
+{
+  "version": "v1",
+  "packages": {
+    "lit-js-sdk": {
+      "signature": "24bc7659933f393b3330aee609498caf",
+      "file": true,
+      "replaced": "^1.1.234"
+    }
+  }
+}
\ No newline at end of file
diff --git a/yarn.lock b/yarn.lock
index a4dfde5..5f06325 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6884,10 +6884,8 @@ lit-connect-modal@^0.1.10:
   dependencies:
     micromodal "^0.4.10"
 
-lit-js-sdk@^1.1.234:
-  version "1.1.234"
-  resolved "https://registry.yarnpkg.com/lit-js-sdk/-/lit-js-sdk-1.1.234.tgz#1bdd9985b09078e816fe242930d98e618e8f76e5"
-  integrity sha512-jriua+Igavu5kbGYxMuUxmNrd4TfMXGNoG3hNoBA0+FyTYvYo9assYegWkP8w8vTW2FGC5qJDhNvFf0pOAfgWQ==
+"lit-js-sdk@file:.yalc/lit-js-sdk":
+  version "1.2.25"
   dependencies:
     "@ethersproject/bytes" "^5.5.0"
     "@ethersproject/contracts" "^5.2.0"