diff --git a/.env.ci b/.env.ci
index a07d05981..322cb68e0 100644
--- a/.env.ci
+++ b/.env.ci
@@ -10,7 +10,7 @@ NO_SETUP=false
 USE_SHIVA=true
 NETWORK_CONFIG=./networkContext.json
 TEST_TIMEOUT=45000
-
+USE_STORAGE=false
 #Shiva Client ENV Vars
 STOP_TESTNET=false
 TESTNET_MANAGER_URL=http://127.0.0.1:8000
diff --git a/local-tests/setup/tinny-config.ts b/local-tests/setup/tinny-config.ts
index 8ebf01319..94e976314 100644
--- a/local-tests/setup/tinny-config.ts
+++ b/local-tests/setup/tinny-config.ts
@@ -123,6 +123,10 @@ export interface ProcessEnvs {
    * this value will be ignored
    */
   NETWORK_CONFIG: string;
+
+  STORAGE_CACHE: string;
+
+  USE_STORAGE: boolean;
 }
 
 /**
diff --git a/local-tests/setup/tinny-environment.ts b/local-tests/setup/tinny-environment.ts
index 50c2c5552..0fdbe57b2 100644
--- a/local-tests/setup/tinny-environment.ts
+++ b/local-tests/setup/tinny-environment.ts
@@ -20,6 +20,7 @@ import { createSiweMessage, generateAuthSig } from '@lit-protocol/auth-helpers';
 import { ShivaClient, TestnetClient } from './shiva-client';
 import { toErrorWithMessage } from './tinny-utils';
 import { CENTRALISATION_BY_NETWORK } from '@lit-protocol/constants';
+import { LocalStorage } from 'node-localstorage';
 
 console.log('checking env', process.env['DEBUG']);
 export class TinnyEnvironment {
@@ -76,6 +77,9 @@ export class TinnyEnvironment {
     NO_SETUP: process.env['NO_SETUP'] === 'true',
     USE_SHIVA: process.env['USE_SHIVA'] === 'true',
     NETWORK_CONFIG: process.env['NETWORK_CONFIG'] ?? './networkContext.json',
+
+    STORAGE_CACHE: process.env['STORAGE_CACHE'] ?? './storage',
+    USE_STORAGE: process.env['USE_STORAGE'] === 'true',
   };
 
   public litNodeClient: LitNodeClient;
@@ -240,6 +244,11 @@ export class TinnyEnvironment {
         this?.testnet?.ContractContext ?? this._contractContext;
       this.litNodeClient = new LitNodeClient({
         litNetwork: 'custom',
+        storageProvider: {
+          provider: this.processEnvs.USE_STORAGE
+            ? new LocalStorage(this.processEnvs.STORAGE_CACHE)
+            : undefined,
+        },
         rpcUrl: this.rpc,
         debug: this.processEnvs.DEBUG,
         checkNodeAttestation: false, // disable node attestation check for local testing
@@ -249,12 +258,22 @@ export class TinnyEnvironment {
       this.litNodeClient = new LitNodeClient({
         litNetwork: this.network,
         checkNodeAttestation: true,
+        storageProvider: {
+          provider: this.processEnvs.USE_STORAGE
+            ? new LocalStorage(this.processEnvs.STORAGE_CACHE)
+            : undefined,
+        },
         debug: this.processEnvs.DEBUG,
       });
     } else if (centralisation === 'centralised') {
       this.litNodeClient = new LitNodeClient({
         litNetwork: this.network,
         checkNodeAttestation: false,
+        storageProvider: {
+          provider: this.processEnvs.USE_STORAGE
+            ? new LocalStorage(this.processEnvs.STORAGE_CACHE)
+            : undefined,
+        },
         debug: this.processEnvs.DEBUG,
       });
     } else {
diff --git a/local-tests/setup/tinny-operations.ts b/local-tests/setup/tinny-operations.ts
index c0f70aceb..a5f843210 100644
--- a/local-tests/setup/tinny-operations.ts
+++ b/local-tests/setup/tinny-operations.ts
@@ -85,9 +85,11 @@ export const runInBand = async ({
           console.error(
             `${testName} - Failed after ${maxAttempts} attempts (${timeTaken} ms)`
           );
-          console.error(`Error: ${error}`);
+          console.error(
+            `Error: ${error.message}\nStack Trace: ${error.stackTrace}`
+          );
           failedTests.push(
-            `${testName} (Failed in ${timeTaken} ms) - Error: ${error}`
+            `${testName} (Failed in ${timeTaken} ms) - Error: ${error.message}`
           );
         }
       }
diff --git a/local-tests/test.ts b/local-tests/test.ts
index c66998d30..ce99337ae 100644
--- a/local-tests/test.ts
+++ b/local-tests/test.ts
@@ -113,6 +113,8 @@ import { testUseEoaSessionSigsToRequestSingleResponse } from './tests/testUseEoa
 // Use the current LIT action code to test against
 setLitActionsCodeToLocal();
 
+import { testPkpSessionSigsIsValidAfterEllapsedTime } from './tests/testPkpSessionSigsIsValidAfterEllapsedTime';
+
 (async () => {
   console.log('[𐬺🧪 Tinny𐬺] Running tests...');
   const devEnv = new TinnyEnvironment();
@@ -187,6 +189,7 @@ setLitActionsCodeToLocal();
     testUsePkpSessionSigsToEncryptDecryptString,
     testUsePkpSessionSigsToEncryptDecryptFile,
     testUsePkpSessionSigsToEncryptDecryptZip,
+    testPkpSessionSigsIsValidAfterEllapsedTime,
   };
 
   const litActionSessionSigsTests = {
diff --git a/local-tests/tests/testPkpSessionSigsIsValidAfterEllapsedTime.ts b/local-tests/tests/testPkpSessionSigsIsValidAfterEllapsedTime.ts
new file mode 100644
index 000000000..b1a26f994
--- /dev/null
+++ b/local-tests/tests/testPkpSessionSigsIsValidAfterEllapsedTime.ts
@@ -0,0 +1,64 @@
+import { LIT_ENDPOINT_VERSION } from '@lit-protocol/constants';
+import { log, validateSessionSigs } from '@lit-protocol/misc';
+import { LIT_TESTNET } from 'local-tests/setup/tinny-config';
+import { getPkpSessionSigs } from 'local-tests/setup/session-sigs/get-pkp-session-sigs';
+import { TinnyEnvironment } from 'local-tests/setup/tinny-environment';
+import {
+  LitAbility,
+  LitActionResource,
+  LitPKPResource,
+} from '@lit-protocol/auth-helpers';
+
+/**
+ * Test Commands:
+ * ✅ NETWORK=cayenne yarn test:local --filter=testUsePkpSessionSigsToPkpSign
+ * ✅ NETWORK=manzano yarn test:local --filter=testUsePkpSessionSigsToPkpSign
+ * ✅ NETWORK=localchain yarn test:local --filter=testUsePkpSessionSigsToPkpSign
+ */
+export const testPkpSessionSigsIsValidAfterEllapsedTime = async (
+  devEnv: TinnyEnvironment
+) => {
+  const alice = await devEnv.createRandomPerson();
+
+  let pkpSessionSigs = await getPkpSessionSigs(
+    devEnv,
+    alice,
+    [
+      {
+        resource: new LitPKPResource('*'),
+        ability: LitAbility.PKPSigning,
+      },
+      {
+        resource: new LitActionResource('*'),
+        ability: LitAbility.LitActionExecution,
+      },
+    ],
+    new Date(Date.now() + 1000).toISOString()
+  );
+  await new Promise((res, rej) => {
+    setTimeout(res, 2000);
+  });
+
+  let res = validateSessionSigs(pkpSessionSigs);
+
+  if (res.isValid) {
+    throw new Error(
+      'Session signature validation should fail with expiration ellapsed'
+    );
+  }
+  console.log(res);
+  try {
+    const res = await devEnv.litNodeClient.pkpSign({
+      toSign: alice.loveLetter,
+      pubKey: alice.authMethodOwnedPkp.publicKey,
+      sessionSigs: pkpSessionSigs,
+    });
+  } catch (e) {
+    console.log(
+      '✅ Session validation failed as expected: error is ',
+      e.message
+    );
+  }
+
+  devEnv.releasePrivateKeyFromUser(alice);
+};