diff --git a/package-lock.json b/package-lock.json
index 0f02738..101e849 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3179,17 +3179,29 @@
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     },
     "elliptic": {
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-      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.4.1.tgz",
-      "integrity": "sha512-BsXLz5sqX8OHcsh7CqBMztyXARmGQ3LWPtGjJi6DiJHq5C/qvi9P3OqgswKSDftbu8+IoI/QDTAm2fFnQ9SZSQ==",
+      "version": "6.5.4",
+      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.4.tgz",
+      "integrity": "sha512-iLhC6ULemrljPZb+QutR5TQGB+pdW6KGD5RSegS+8sorOZT+rdQFbsQFJgvN3eRqNALqJer4oQ16YvJHlU8hzQ==",
       "requires": {
-        "bn.js": "^4.4.0",
-        "brorand": "^1.0.1",
+        "bn.js": "^4.11.9",
+        "brorand": "^1.1.0",
         "hash.js": "^1.0.0",
-        "hmac-drbg": "^1.0.0",
-        "inherits": "^2.0.1",
-        "minimalistic-assert": "^1.0.0",
-        "minimalistic-crypto-utils": "^1.0.0"
+        "hmac-drbg": "^1.0.1",
+        "inherits": "^2.0.4",
+        "minimalistic-assert": "^1.0.1",
+        "minimalistic-crypto-utils": "^1.0.1"
+      },
+      "dependencies": {
+        "bn.js": {
+          "version": "4.11.9",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.9.tgz",
+          "integrity": "sha512-E6QoYqCKZfgatHTdHzs1RRKP7ip4vvm+EyRUeE2RF0NblwVvb0p6jSVeNTOFxPn26QXN2o6SMfNxKp6kU8zQaw=="
+        },
+        "inherits": {
+          "version": "2.0.4",
+          "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
+          "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ=="
+        }
       }
     },
     "emoji-regex": {
@@ -4946,6 +4958,7 @@
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-2.0.0.tgz",
       "integrity": "sha1-gTg9ctsFT8zPUzbaqQLxgvbtuyg=",
+      "optional": true,
       "requires": {
         "is-glob": "^2.0.0"
       }
@@ -5763,7 +5776,8 @@
     "is-extglob": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/is-extglob/-/is-extglob-1.0.0.tgz",
-      "integrity": "sha1-rEaBd8SUNAWgkvyPKXYMb/xiBsA="
+      "integrity": "sha1-rEaBd8SUNAWgkvyPKXYMb/xiBsA=",
+      "optional": true
     },
     "is-finite": {
       "version": "1.0.2",
@@ -5782,6 +5796,7 @@
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/is-glob/-/is-glob-2.0.1.tgz",
       "integrity": "sha1-0Jb5JqPe1WAPP9/ZEZjLCIjC2GM=",
+      "optional": true,
       "requires": {
         "is-extglob": "^1.0.0"
       }
@@ -7551,6 +7566,7 @@
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/normalize-path/-/normalize-path-2.1.1.tgz",
       "integrity": "sha1-GrKLVW4Zg2Oowab35vogE3/mrtk=",
+      "optional": true,
       "requires": {
         "remove-trailing-separator": "^1.0.1"
       }