diff --git a/package-lock.json b/package-lock.json
index edf9c1b..1811a46 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "eccrypto",
-  "version": "1.1.5",
+  "version": "1.1.6",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -1216,9 +1216,9 @@
       "dev": true
     },
     "elliptic": {
-      "version": "6.5.4",
-      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.4.tgz",
-      "integrity": "sha512-iLhC6ULemrljPZb+QutR5TQGB+pdW6KGD5RSegS+8sorOZT+rdQFbsQFJgvN3eRqNALqJer4oQ16YvJHlU8hzQ==",
+      "version": "6.6.1",
+      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.6.1.tgz",
+      "integrity": "sha512-RaddvvMatK2LJHqFJ+YA4WysVN5Ita9E35botqIYspQ4TkRAlCicdzKOjlyv/1Za5RyTNn7di//eEV0uTAfe3g==",
       "requires": {
         "bn.js": "^4.11.9",
         "brorand": "^1.1.0",
@@ -1230,9 +1230,9 @@
       },
       "dependencies": {
         "bn.js": {
-          "version": "4.12.0",
-          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
-          "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+          "version": "4.12.1",
+          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.1.tgz",
+          "integrity": "sha512-k8TVBiPkPJT9uHLdOKfFpqcfprwBFOAAXXozRubr7R7PfIuKvQlzcI4M0pALeqXN09vdaMbUdUj+pass+uULAg=="
         },
         "inherits": {
           "version": "2.0.4",
@@ -1697,7 +1697,7 @@
     "hmac-drbg": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/hmac-drbg/-/hmac-drbg-1.0.1.tgz",
-      "integrity": "sha1-0nRXAQJabHdabFRXk+1QL8DGSaE=",
+      "integrity": "sha512-Tti3gMqLdZfhOQY1Mzf/AanLiqh1WTiJgEj26ZuYQ9fbkLomzGchCws4FyrSd4VkpBfiNhaE1On+lOz894jvXg==",
       "requires": {
         "hash.js": "^1.0.3",
         "minimalistic-assert": "^1.0.0",
@@ -2272,7 +2272,7 @@
     "minimalistic-crypto-utils": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/minimalistic-crypto-utils/-/minimalistic-crypto-utils-1.0.1.tgz",
-      "integrity": "sha1-9sAMHAsIIkblxNmd+4x8CDsrWCo="
+      "integrity": "sha512-JIYlbt6g8i5jKfJ3xz7rF0LXmv2TkDxBLUkiBeZ7bAx4GnnNMr8xFpGnOxn6GhTEHx3SjRrZEoU+j04prX1ktg=="
     },
     "minimatch": {
       "version": "3.0.4",
diff --git a/package.json b/package.json
index b707dfb..d9355e8 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,7 @@
   },
   "dependencies": {
     "acorn": "7.1.1",
-    "elliptic": "6.5.4",
+    "elliptic": "6.6.1",
     "es6-promise": "4.2.8",
     "nan": "2.14.0"
   },