diff --git a/package-lock.json b/package-lock.json
index afb3528..4b74970 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1375,15 +1375,43 @@
       }
     },
     "@typescript-eslint/parser": {
-      "version": "2.17.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/parser/-/parser-2.17.0.tgz",
-      "integrity": "sha512-k1g3gRQ4fwfJoIfgUpz78AovicSWKFANmvTfkAHP24MgJHjWfZI6ya7tsQZt1sLczvP4G9BE5G5MgADHdmJB/w==",
+      "version": "2.21.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/parser/-/parser-2.21.0.tgz",
+      "integrity": "sha512-VrmbdrrrvvI6cPPOG7uOgGUFXNYTiSbnRq8ZMyuGa4+qmXJXVLEEz78hKuqupvkpwJQNk1Ucz1TenrRP90gmBg==",
       "dev": true,
       "requires": {
         "@types/eslint-visitor-keys": "^1.0.0",
-        "@typescript-eslint/experimental-utils": "2.17.0",
-        "@typescript-eslint/typescript-estree": "2.17.0",
+        "@typescript-eslint/experimental-utils": "2.21.0",
+        "@typescript-eslint/typescript-estree": "2.21.0",
         "eslint-visitor-keys": "^1.1.0"
+      },
+      "dependencies": {
+        "@typescript-eslint/experimental-utils": {
+          "version": "2.21.0",
+          "resolved": "https://registry.npmjs.org/@typescript-eslint/experimental-utils/-/experimental-utils-2.21.0.tgz",
+          "integrity": "sha512-olKw9JP/XUkav4lq0I7S1mhGgONJF9rHNhKFn9wJlpfRVjNo3PPjSvybxEldvCXnvD+WAshSzqH5cEjPp9CsBA==",
+          "dev": true,
+          "requires": {
+            "@types/json-schema": "^7.0.3",
+            "@typescript-eslint/typescript-estree": "2.21.0",
+            "eslint-scope": "^5.0.0"
+          }
+        },
+        "@typescript-eslint/typescript-estree": {
+          "version": "2.21.0",
+          "resolved": "https://registry.npmjs.org/@typescript-eslint/typescript-estree/-/typescript-estree-2.21.0.tgz",
+          "integrity": "sha512-NC/nogZNb9IK2MEFQqyDBAciOT8Lp8O3KgAfvHx2Skx6WBo+KmDqlU3R9KxHONaijfTIKtojRe3SZQyMjr3wBw==",
+          "dev": true,
+          "requires": {
+            "debug": "^4.1.1",
+            "eslint-visitor-keys": "^1.1.0",
+            "glob": "^7.1.6",
+            "is-glob": "^4.0.1",
+            "lodash": "^4.17.15",
+            "semver": "^6.3.0",
+            "tsutils": "^3.17.1"
+          }
+        }
       }
     },
     "@typescript-eslint/typescript-estree": {
diff --git a/package.json b/package.json
index 6100908..9c953f4 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
   "devDependencies": {
     "@types/node": "13.1.x",
     "@typescript-eslint/eslint-plugin": "2.17.x",
-    "@typescript-eslint/parser": "2.17.x",
+    "@typescript-eslint/parser": "2.21.x",
     "@zazen/eslint-config": "2.0.x",
     "@zazen/semantic-release": "0.1.x",
     "eslint": "6.8.x",