diff --git a/package-lock.json b/package-lock.json
index 78b1d5df..a85ce413 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -7,7 +7,6 @@
 			"name": "twinkle",
 			"devDependencies": {
 				"eslint": "^7.32.0",
-				"eslint-plugin-es5": "^1.5.0",
 				"jest": "^27.0.6",
 				"mock-mediawiki": "^1.3.0",
 				"mwn": "^0.11.1"
@@ -1236,9 +1235,9 @@
 			}
 		},
 		"node_modules/ansi-regex": {
-			"version": "5.0.0",
-			"resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-5.0.0.tgz",
-			"integrity": "sha512-bY6fj56OUQ0hU1KjFNDQuJFezqKdrAyFdIevADiqrWHwSlbmBNMHp5ak2f40Pm8JTFyM2mqxkG6ngkHO11f/lg==",
+			"version": "5.0.1",
+			"resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-5.0.1.tgz",
+			"integrity": "sha512-quJQXlTSUGL2LH9SUXo8VwsY4soanhgo6LNSm84E1LBcE8s3O0wpdiRzyR9z/ZZJMlMWv37qOOb9pdJlMUEKFQ==",
 			"dev": true,
 			"engines": {
 				"node": ">=8"
@@ -2001,15 +2000,6 @@
 				"url": "https://opencollective.com/eslint"
 			}
 		},
-		"node_modules/eslint-plugin-es5": {
-			"version": "1.5.0",
-			"resolved": "https://registry.npmjs.org/eslint-plugin-es5/-/eslint-plugin-es5-1.5.0.tgz",
-			"integrity": "sha512-Qxmfo7v2B7SGAEURJo0dpBweFf+JU15kSyALfiB2rXWcBuJ96r6X9kFHXFnhdopPHCaHjoQs1xQPUJVbGMb1AA==",
-			"dev": true,
-			"peerDependencies": {
-				"eslint": ">= 3.0.0"
-			}
-		},
 		"node_modules/eslint-scope": {
 			"version": "5.1.1",
 			"resolved": "https://registry.npmjs.org/eslint-scope/-/eslint-scope-5.1.1.tgz",
@@ -2519,7 +2509,7 @@
 		"node_modules/has-ansi/node_modules/ansi-regex": {
 			"version": "2.1.1",
 			"resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
-			"integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
+			"integrity": "sha512-TIGnTpdo+E3+pCyAluZvtED5p5wCqLdezCyhPZzKPcxvFplEt4i+W7OONCKgeZFT3+y5NZZfOOS/Bdcanm1MYA==",
 			"dev": true,
 			"engines": {
 				"node": ">=0.10.0"
@@ -3885,7 +3875,7 @@
 		"node_modules/mwn/node_modules/ansi-regex": {
 			"version": "2.1.1",
 			"resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
-			"integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
+			"integrity": "sha512-TIGnTpdo+E3+pCyAluZvtED5p5wCqLdezCyhPZzKPcxvFplEt4i+W7OONCKgeZFT3+y5NZZfOOS/Bdcanm1MYA==",
 			"dev": true,
 			"engines": {
 				"node": ">=0.10.0"
@@ -6058,9 +6048,9 @@
 			}
 		},
 		"ansi-regex": {
-			"version": "5.0.0",
-			"resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-5.0.0.tgz",
-			"integrity": "sha512-bY6fj56OUQ0hU1KjFNDQuJFezqKdrAyFdIevADiqrWHwSlbmBNMHp5ak2f40Pm8JTFyM2mqxkG6ngkHO11f/lg==",
+			"version": "5.0.1",
+			"resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-5.0.1.tgz",
+			"integrity": "sha512-quJQXlTSUGL2LH9SUXo8VwsY4soanhgo6LNSm84E1LBcE8s3O0wpdiRzyR9z/ZZJMlMWv37qOOb9pdJlMUEKFQ==",
 			"dev": true
 		},
 		"ansi-styles": {
@@ -6659,13 +6649,6 @@
 				}
 			}
 		},
-		"eslint-plugin-es5": {
-			"version": "1.5.0",
-			"resolved": "https://registry.npmjs.org/eslint-plugin-es5/-/eslint-plugin-es5-1.5.0.tgz",
-			"integrity": "sha512-Qxmfo7v2B7SGAEURJo0dpBweFf+JU15kSyALfiB2rXWcBuJ96r6X9kFHXFnhdopPHCaHjoQs1xQPUJVbGMb1AA==",
-			"dev": true,
-			"requires": {}
-		},
 		"eslint-scope": {
 			"version": "5.1.1",
 			"resolved": "https://registry.npmjs.org/eslint-scope/-/eslint-scope-5.1.1.tgz",
@@ -7031,7 +7014,7 @@
 				"ansi-regex": {
 					"version": "2.1.1",
 					"resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
-					"integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
+					"integrity": "sha512-TIGnTpdo+E3+pCyAluZvtED5p5wCqLdezCyhPZzKPcxvFplEt4i+W7OONCKgeZFT3+y5NZZfOOS/Bdcanm1MYA==",
 					"dev": true
 				}
 			}
@@ -8085,7 +8068,7 @@
 				"ansi-regex": {
 					"version": "2.1.1",
 					"resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
-					"integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
+					"integrity": "sha512-TIGnTpdo+E3+pCyAluZvtED5p5wCqLdezCyhPZzKPcxvFplEt4i+W7OONCKgeZFT3+y5NZZfOOS/Bdcanm1MYA==",
 					"dev": true
 				},
 				"ansi-styles": {