diff --git a/package-lock.json b/package-lock.json
index 94c391a..ed5f1ee 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -15,9 +15,9 @@
       "integrity": "sha1-EsJe/kCkXjwyPrhnWgoM5XsiNx8="
     },
     "crypto-js": {
-      "version": "3.1.9-1",
-      "resolved": "https://registry.npmjs.org/crypto-js/-/crypto-js-3.1.9-1.tgz",
-      "integrity": "sha1-/aGedh/Ad+Af+/3G6f38WeiAbNg="
+      "version": "3.2.1",
+      "resolved": "https://registry.npmjs.org/crypto-js/-/crypto-js-3.2.1.tgz",
+      "integrity": "sha512-fIEXOyiXnmPbPk2+q8t97VYDSo8naqvI+2v0AJeLraQzhuL/GZ2qgcRpEadVQ7r8pXwBOHVjwOdyAXYYb3DWiQ=="
     },
     "elliptic": {
       "version": "6.5.4",
diff --git a/package.json b/package.json
index 231be57..f707a8a 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,7 @@
   "main": "src/blockchain.js",
   "dependencies": {
     "elliptic": "^6.5.4",
-    "crypto-js": "^3.1.9-1"
+    "crypto-js": "^3.2.1"
   },
   "devDependencies": {},
   "scripts": {