diff --git a/package.json b/package.json
index 2b15bc5..49f2748 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "dependencies": {
     "crypto-js": "^3.1.9-1",
     "dotenv": "^6.2.0",
-    "elliptic": "^6.4.1",
+    "elliptic": "^6.5.3",
     "ramda": "^0.26.1"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index c7a205b..ab6737b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -22,10 +22,10 @@ dotenv@^6.2.0:
   resolved "https://registry.yarnpkg.com/dotenv/-/dotenv-6.2.0.tgz#941c0410535d942c8becf28d3f357dbd9d476064"
   integrity sha512-HygQCKUBSFl8wKQZBSemMywRWcEDNidvNbjGVyZu3nbZ8qq9ubiPoGLMdRDpfSrpkkm9BXYFkpKxxFX38o/76w==
 
-elliptic@^6.4.1:
-  version "6.4.1"
-  resolved "https://registry.yarnpkg.com/elliptic/-/elliptic-6.4.1.tgz#c2d0b7776911b86722c632c3c06c60f2f819939a"
-  integrity sha512-BsXLz5sqX8OHcsh7CqBMztyXARmGQ3LWPtGjJi6DiJHq5C/qvi9P3OqgswKSDftbu8+IoI/QDTAm2fFnQ9SZSQ==
+elliptic@^6.5.3:
+  version "6.5.3"
+  resolved "https://registry.yarnpkg.com/elliptic/-/elliptic-6.5.3.tgz#cb59eb2efdaf73a0bd78ccd7015a62ad6e0f93d6"
+  integrity sha512-IMqzv5wNQf+E6aHeIqATs0tOLeOTwj1QKbRcS3jBbYkl5oLAserA8yJTT7/VyHUYG91PRmPyeQDObKLPpeS4dw==
   dependencies:
     bn.js "^4.4.0"
     brorand "^1.0.1"