diff --git a/package-lock.json b/package-lock.json
index 989e424..b047a17 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19,7 +19,7 @@
         "tiny-secp256k1": "^2.2.0"
       },
       "devDependencies": {
-        "axios": "^0.20.0",
+        "axios": "^0.21.2",
         "chai": "^4.2.0",
         "eslint": "^7.7.0",
         "eslint-config-airbnb": "^18.2.0",
@@ -1076,13 +1076,12 @@
       }
     },
     "node_modules/axios": {
-      "version": "0.20.0",
-      "resolved": "https://registry.npmjs.org/axios/-/axios-0.20.0.tgz",
-      "integrity": "sha512-ANA4rr2BDcmmAQLOKft2fufrtuvlqR+cXNNinUmvfeSNCOF98PZL+7M/v1zIdGo7OLjEA9J2gXJL+j4zGsl0bA==",
-      "deprecated": "Critical security vulnerability fixed in v0.21.1. For more information, see https://github.com/axios/axios/pull/3410",
+      "version": "0.21.2",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-0.21.2.tgz",
+      "integrity": "sha512-87otirqUw3e8CzHTMO+/9kh/FSgXt/eVDvipijwDtEuwbkySWZ9SBm6VEubmJ/kLKEoLQV/POhxXFb66bfekfg==",
       "dev": true,
       "dependencies": {
-        "follow-redirects": "^1.10.0"
+        "follow-redirects": "^1.14.0"
       }
     },
     "node_modules/axobject-query": {
@@ -7516,12 +7515,12 @@
       "dev": true
     },
     "axios": {
-      "version": "0.20.0",
-      "resolved": "https://registry.npmjs.org/axios/-/axios-0.20.0.tgz",
-      "integrity": "sha512-ANA4rr2BDcmmAQLOKft2fufrtuvlqR+cXNNinUmvfeSNCOF98PZL+7M/v1zIdGo7OLjEA9J2gXJL+j4zGsl0bA==",
+      "version": "0.21.2",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-0.21.2.tgz",
+      "integrity": "sha512-87otirqUw3e8CzHTMO+/9kh/FSgXt/eVDvipijwDtEuwbkySWZ9SBm6VEubmJ/kLKEoLQV/POhxXFb66bfekfg==",
       "dev": true,
       "requires": {
-        "follow-redirects": "^1.10.0"
+        "follow-redirects": "^1.14.0"
       }
     },
     "axobject-query": {
diff --git a/package.json b/package.json
index e135ad2..fffdac8 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
   "author": "yoshijaeger",
   "license": "MIT",
   "devDependencies": {
-    "axios": "^0.20.0",
+    "axios": "^0.21.2",
     "chai": "^4.2.0",
     "eslint": "^7.7.0",
     "eslint-config-airbnb": "^18.2.0",