diff --git a/package-lock.json b/package-lock.json
index 6ca29ee8..8ef130b2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1475,12 +1475,13 @@
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+      "resolved": "https://registry.npmjs.org/@typescript-eslint/eslint-plugin/-/eslint-plugin-4.0.0.tgz",
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       "dev": true,
       "requires": {
-        "@typescript-eslint/experimental-utils": "3.10.1",
+        "@typescript-eslint/experimental-utils": "4.0.0",
+        "@typescript-eslint/scope-manager": "4.0.0",
         "debug": "^4.1.1",
         "functional-red-black-tree": "^1.0.1",
         "regexpp": "^3.0.0",
@@ -1488,50 +1489,6 @@
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-          "resolved": "https://registry.npmjs.org/@typescript-eslint/experimental-utils/-/experimental-utils-3.10.1.tgz",
-          "integrity": "sha512-DewqIgscDzmAfd5nOGe4zm6Bl7PKtMG2Ad0KG8CUZAHlXfAKTF9Ol5PXhiMh39yRL2ChRH1cuuUGOcVyyrhQIw==",
-          "dev": true,
-          "requires": {
-            "@types/json-schema": "^7.0.3",
-            "@typescript-eslint/types": "3.10.1",
-            "@typescript-eslint/typescript-estree": "3.10.1",
-            "eslint-scope": "^5.0.0",
-            "eslint-utils": "^2.0.0"
-          }
-        },
-        "@typescript-eslint/types": {
-          "version": "3.10.1",
-          "resolved": "https://registry.npmjs.org/@typescript-eslint/types/-/types-3.10.1.tgz",
-          "integrity": "sha512-+3+FCUJIahE9q0lDi1WleYzjCwJs5hIsbugIgnbB+dSCYUxl8L6PwmsyOPFZde2hc1DlTo/xnkOgiTLSyAbHiQ==",
-          "dev": true
-        },
-        "@typescript-eslint/typescript-estree": {
-          "version": "3.10.1",
-          "resolved": "https://registry.npmjs.org/@typescript-eslint/typescript-estree/-/typescript-estree-3.10.1.tgz",
-          "integrity": "sha512-QbcXOuq6WYvnB3XPsZpIwztBoquEYLXh2MtwVU+kO8jgYCiv4G5xrSP/1wg4tkvrEE+esZVquIPX/dxPlePk1w==",
-          "dev": true,
-          "requires": {
-            "@typescript-eslint/types": "3.10.1",
-            "@typescript-eslint/visitor-keys": "3.10.1",
-            "debug": "^4.1.1",
-            "glob": "^7.1.6",
-            "is-glob": "^4.0.1",
-            "lodash": "^4.17.15",
-            "semver": "^7.3.2",
-            "tsutils": "^3.17.1"
-          }
-        },
-        "@typescript-eslint/visitor-keys": {
-          "version": "3.10.1",
-          "resolved": "https://registry.npmjs.org/@typescript-eslint/visitor-keys/-/visitor-keys-3.10.1.tgz",
-          "integrity": "sha512-9JgC82AaQeglebjZMgYR5wgmfUdUc+EitGUUMW8u2nDckaeimzW+VsoLV6FoimPv2id3VQzfjwBxEMVz08ameQ==",
-          "dev": true,
-          "requires": {
-            "eslint-visitor-keys": "^1.1.0"
-          }
-        },
         "debug": {
           "version": "4.1.1",
           "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
@@ -1555,6 +1512,20 @@
         }
       }
     },
+    "@typescript-eslint/experimental-utils": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/experimental-utils/-/experimental-utils-4.0.0.tgz",
+      "integrity": "sha512-hbX6zR+a/vcpFVNJYN/Nbd7gmaMosDTxHEKcvmhWeWcq/0UDifrqmCfkkodbAKL46Fn4ekSBMTyq2zlNDzcQxw==",
+      "dev": true,
+      "requires": {
+        "@types/json-schema": "^7.0.3",
+        "@typescript-eslint/scope-manager": "4.0.0",
+        "@typescript-eslint/types": "4.0.0",
+        "@typescript-eslint/typescript-estree": "4.0.0",
+        "eslint-scope": "^5.0.0",
+        "eslint-utils": "^2.0.0"
+      }
+    },
     "@typescript-eslint/parser": {
       "version": "3.10.1",
       "resolved": "https://registry.npmjs.org/@typescript-eslint/parser/-/parser-3.10.1.tgz",
@@ -1635,6 +1606,79 @@
         }
       }
     },
+    "@typescript-eslint/scope-manager": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/scope-manager/-/scope-manager-4.0.0.tgz",
+      "integrity": "sha512-9gcWUPoWo7gk/+ZQPg7L1ySRmR5HLIy3Vu6/LfhQbuzIkGm6v2CGIjpVRISoDLFRovNRDImd4aP/sa8O4yIEBg==",
+      "dev": true,
+      "requires": {
+        "@typescript-eslint/types": "4.0.0",
+        "@typescript-eslint/visitor-keys": "4.0.0"
+      }
+    },
+    "@typescript-eslint/types": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/types/-/types-4.0.0.tgz",
+      "integrity": "sha512-bK+c2VLzznX2fUWLK6pFDv3cXGTp7nHIuBMq1B9klA+QCsqLHOOqe5TQReAQDl7DN2RfH+neweo0oC5hYlG7Rg==",
+      "dev": true
+    },
+    "@typescript-eslint/typescript-estree": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/typescript-estree/-/typescript-estree-4.0.0.tgz",
+      "integrity": "sha512-ewFMPi2pMLDNIXGMPdf8r7El2oPSZw9PEYB0j+WcpKd7AX2ARmajGa7RUHTukllWX2bj4vWX6JLE1Oih2BMokA==",
+      "dev": true,
+      "requires": {
+        "@typescript-eslint/types": "4.0.0",
+        "@typescript-eslint/visitor-keys": "4.0.0",
+        "debug": "^4.1.1",
+        "globby": "^11.0.1",
+        "is-glob": "^4.0.1",
+        "lodash": "^4.17.15",
+        "semver": "^7.3.2",
+        "tsutils": "^3.17.1"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "4.1.1",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
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+          "dev": true,
+          "requires": {
+            "ms": "^2.1.1"
+          }
+        },
+        "ms": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
+          "dev": true
+        },
+        "semver": {
+          "version": "7.3.2",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-7.3.2.tgz",
+          "integrity": "sha512-OrOb32TeeambH6UrhtShmF7CRDqhL6/5XpPNp2DuRH6+9QLw/orhp72j87v8Qa1ScDkvrrBNpZcDejAirJmfXQ==",
+          "dev": true
+        }
+      }
+    },
+    "@typescript-eslint/visitor-keys": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/visitor-keys/-/visitor-keys-4.0.0.tgz",
+      "integrity": "sha512-sTouJbv6rjVJeTE4lpSBVYXq/u5K3gbB6LKt7ccFEZPTZB/VeQ0ssUz9q5Hx++sCqBbdF8PzrrgvEnicXAR6NQ==",
+      "dev": true,
+      "requires": {
+        "@typescript-eslint/types": "4.0.0",
+        "eslint-visitor-keys": "^2.0.0"
+      },
+      "dependencies": {
+        "eslint-visitor-keys": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/eslint-visitor-keys/-/eslint-visitor-keys-2.0.0.tgz",
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+          "dev": true
+        }
+      }
+    },
     "abstract-leveldown": {
       "version": "2.6.3",
       "resolved": "https://registry.npmjs.org/abstract-leveldown/-/abstract-leveldown-2.6.3.tgz",
diff --git a/package.json b/package.json
index 9941bc81..f348e1cb 100644
--- a/package.json
+++ b/package.json
@@ -58,7 +58,7 @@
     "@types/mocha": "^8.0.3",
     "@types/node": "^14.6.0",
     "@types/node-fetch": "^2.5.5",
-    "@typescript-eslint/eslint-plugin": "^3.9.1",
+    "@typescript-eslint/eslint-plugin": "^4.0.0",
     "@typescript-eslint/parser": "^3.9.1",
     "auto-changelog": "^2.2.0",
     "chai": "^4.2.0",