diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index de35c47..a50c198 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -33,6 +33,4 @@ jobs:
           done
 
       - name: Run Cypress tests
-        uses: cypress-io/github-action@v6
-        env:
-          VITE_ENCRYPTION_KEY: '1234567890'
\ No newline at end of file
+        uses: cypress-io/github-action@v6
\ No newline at end of file
diff --git a/src/utils/crypto.ts b/src/utils/crypto.ts
index e15367d..a195e00 100644
--- a/src/utils/crypto.ts
+++ b/src/utils/crypto.ts
@@ -1,10 +1,11 @@
 import CryptoJS from 'crypto-js';
 
 export function encryptData(data: string): string {
-    return CryptoJS.AES.encrypt(data, import.meta.env.VITE_ENCRYPTION_KEY as string).toString();
+    const encryptionKey = import.meta.env.VITE_ENCRYPTION_KEY as string || 'test_key';
+    return CryptoJS.AES.encrypt(data, encryptionKey).toString();
 }
 
 export function decryptData(ciphertext: string): string {
-    const bytes = CryptoJS.AES.decrypt(ciphertext, import.meta.env.VITE_ENCRYPTION_KEY as string);
+    const bytes = CryptoJS.AES.decrypt(ciphertext, import.meta.env.VITE_ENCRYPTION_KEY as string || 'test_key');
     return bytes.toString(CryptoJS.enc.Utf8);
 }