diff --git a/package-lock.json b/package-lock.json
index a398913..3d3a0a7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2095,9 +2095,9 @@
       }
     },
     "js-sha3": {
-      "version": "0.5.7",
-      "resolved": "https://registry.npmjs.org/js-sha3/-/js-sha3-0.5.7.tgz",
-      "integrity": "sha1-DU/9gALVMzqrr0oj7tL2N0yfKOc="
+      "version": "0.8.0",
+      "resolved": "https://registry.npmjs.org/js-sha3/-/js-sha3-0.8.0.tgz",
+      "integrity": "sha512-gF1cRrHhIzNfToc802P800N8PpXS+evLLXfsVpowqmAFR9uwbi89WvXg2QspOmXL8QL86J4T1EpFu+yUkwJY3Q=="
     },
     "js-tokens": {
       "version": "3.0.2",
@@ -2359,6 +2359,7 @@
           "version": "0.1.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "kind-of": "^3.0.2",
             "longest": "^1.0.1",
@@ -2680,7 +2681,8 @@
         "is-buffer": {
           "version": "1.1.6",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "is-builtin-module": {
           "version": "1.0.0",
@@ -2764,6 +2766,7 @@
           "version": "3.2.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "is-buffer": "^1.1.5"
           }
@@ -2810,7 +2813,8 @@
         "longest": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "lru-cache": {
           "version": "4.1.3",
@@ -3076,7 +3080,8 @@
         "repeat-string": {
           "version": "1.6.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "require-directory": {
           "version": "2.1.1",
diff --git a/package.json b/package.json
index c9a0d12..8134b9a 100644
--- a/package.json
+++ b/package.json
@@ -33,6 +33,6 @@
   },
   "dependencies": {
     "idna-uts46-hx": "^2.3.1",
-    "js-sha3": "^0.5.7"
+    "js-sha3": "^0.8.0"
   }
 }