diff --git a/package-lock.json b/package-lock.json
index 73ceb29..86f4193 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -210,19 +210,6 @@
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-      "dev": true,
-      "bin": {
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-        "tsserver": "bin/tsserver"
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-      "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
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@@ -4921,17 +4908,17 @@
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+      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.4.tgz",
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-        "bn.js": "^4.4.0",
-        "brorand": "^1.0.1",
+        "bn.js": "^4.11.9",
+        "brorand": "^1.1.0",
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-        "inherits": "^2.0.1",
-        "minimalistic-assert": "^1.0.0",
-        "minimalistic-crypto-utils": "^1.0.0"
+        "hmac-drbg": "^1.0.1",
+        "inherits": "^2.0.4",
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@@ -16441,12 +16428,6 @@
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-        },
-        "typescript": {
-          "version": "3.4.5",
-          "resolved": "https://registry.npm.taobao.org/typescript/download/typescript-3.4.5.tgz?cache=0&sync_timestamp=1598251813721&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Ftypescript%2Fdownload%2Ftypescript-3.4.5.tgz",
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@@ -18842,9 +18823,9 @@
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-      "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.8.tgz",
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+      "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
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@@ -20352,17 +20333,17 @@
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-      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.3.tgz",
-      "integrity": "sha512-IMqzv5wNQf+E6aHeIqATs0tOLeOTwj1QKbRcS3jBbYkl5oLAserA8yJTT7/VyHUYG91PRmPyeQDObKLPpeS4dw==",
+      "version": "6.5.4",
+      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.4.tgz",
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-        "brorand": "^1.0.1",
+        "bn.js": "^4.11.9",
+        "brorand": "^1.1.0",
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-        "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"
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     "emoji-regex": {