diff --git a/src/ImplicitClient/package-lock.json b/src/ImplicitClient/package-lock.json
index 1e9cf95..e383987 100644
--- a/src/ImplicitClient/package-lock.json
+++ b/src/ImplicitClient/package-lock.json
@@ -2084,9 +2084,9 @@
       "dev": true
     },
     "jsrsasign": {
-      "version": "5.1.0",
-      "resolved": "https://registry.npmjs.org/jsrsasign/-/jsrsasign-5.1.0.tgz",
-      "integrity": "sha1-JUnVWWdPb4lWsSvX87XAZrTgxro="
+      "version": "8.0.19",
+      "resolved": "https://registry.npmjs.org/jsrsasign/-/jsrsasign-8.0.19.tgz",
+      "integrity": "sha512-qf+F41huTh9ThXj5n3yfAJJRp8vx05JYbGlGvCjusYX50rsfqY6ASK08LCOutl0yA1BHIpGG8bd1w5x9aGy7Zg=="
     },
     "kind-of": {
       "version": "3.2.2",
diff --git a/src/ImplicitClient/package.json b/src/ImplicitClient/package.json
index a430a85..0e2ab9c 100644
--- a/src/ImplicitClient/package.json
+++ b/src/ImplicitClient/package.json
@@ -45,7 +45,7 @@
     "webpack-stream": "^3.2.0"
   },
   "dependencies": {
-    "jsrsasign": "^5.0.7"
+    "jsrsasign": "^8.0.19"
   },
   "peerDependencies": {
     "babel-polyfill": ">=6.9.1"