diff --git a/package.json b/package.json
index 564ac25..55727d8 100644
--- a/package.json
+++ b/package.json
@@ -11,6 +11,7 @@
     "@lay2/pw-core": "^0.3.12",
     "@toruslabs/torus-embed": "^1.8.5",
     "@walletconnect/web3-provider": "^1.2.2",
+    "core-js": "^3.11.1",
     "vue": "^2.6.11",
     "web3": "1.2.6",
     "web3modal": "^1.9.0"