diff --git a/package-lock.json b/package-lock.json
index c6d3323..e4975d6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2451,13 +2451,13 @@
       }
     },
     "@typescript-eslint/eslint-plugin": {
-      "version": "4.8.2",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/eslint-plugin/-/eslint-plugin-4.8.2.tgz",
-      "integrity": "sha512-gQ06QLV5l1DtvYtqOyFLXD9PdcILYqlrJj2l+CGDlPtmgLUzc1GpqciJFIRvyfvgLALpnxYINFuw+n9AZhPBKQ==",
+      "version": "4.9.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/eslint-plugin/-/eslint-plugin-4.9.0.tgz",
+      "integrity": "sha512-WrVzGMzzCrgrpnQMQm4Tnf+dk+wdl/YbgIgd5hKGa2P+lnJ2MON+nQnbwgbxtN9QDLi8HO+JAq0/krMnjQK6Cw==",
       "dev": true,
       "requires": {
-        "@typescript-eslint/experimental-utils": "4.8.2",
-        "@typescript-eslint/scope-manager": "4.8.2",
+        "@typescript-eslint/experimental-utils": "4.9.0",
+        "@typescript-eslint/scope-manager": "4.9.0",
         "debug": "^4.1.1",
         "functional-red-black-tree": "^1.0.1",
         "regexpp": "^3.0.0",
@@ -2466,43 +2466,43 @@
       },
       "dependencies": {
         "@typescript-eslint/experimental-utils": {
-          "version": "4.8.2",
-          "resolved": "https://registry.npmjs.org/@typescript-eslint/experimental-utils/-/experimental-utils-4.8.2.tgz",
-          "integrity": "sha512-hpTw6o6IhBZEsQsjuw/4RWmceRyESfAiEzAEnXHKG1X7S5DXFaZ4IO1JO7CW1aQ604leQBzjZmuMI9QBCAJX8Q==",
+          "version": "4.9.0",
+          "resolved": "https://registry.npmjs.org/@typescript-eslint/experimental-utils/-/experimental-utils-4.9.0.tgz",
+          "integrity": "sha512-0p8GnDWB3R2oGhmRXlEnCvYOtaBCijtA5uBfH5GxQKsukdSQyI4opC4NGTUb88CagsoNQ4rb/hId2JuMbzWKFQ==",
           "dev": true,
           "requires": {
             "@types/json-schema": "^7.0.3",
-            "@typescript-eslint/scope-manager": "4.8.2",
-            "@typescript-eslint/types": "4.8.2",
-            "@typescript-eslint/typescript-estree": "4.8.2",
+            "@typescript-eslint/scope-manager": "4.9.0",
+            "@typescript-eslint/types": "4.9.0",
+            "@typescript-eslint/typescript-estree": "4.9.0",
             "eslint-scope": "^5.0.0",
             "eslint-utils": "^2.0.0"
           }
         },
         "@typescript-eslint/scope-manager": {
-          "version": "4.8.2",
-          "resolved": "https://registry.npmjs.org/@typescript-eslint/scope-manager/-/scope-manager-4.8.2.tgz",
-          "integrity": "sha512-qHQ8ODi7mMin4Sq2eh/6eu03uVzsf5TX+J43xRmiq8ujng7ViQSHNPLOHGw/Wr5dFEoxq/ubKhzClIIdQy5q3g==",
+          "version": "4.9.0",
+          "resolved": "https://registry.npmjs.org/@typescript-eslint/scope-manager/-/scope-manager-4.9.0.tgz",
+          "integrity": "sha512-q/81jtmcDtMRE+nfFt5pWqO0R41k46gpVLnuefqVOXl4QV1GdQoBWfk5REcipoJNQH9+F5l+dwa9Li5fbALjzg==",
           "dev": true,
           "requires": {
-            "@typescript-eslint/types": "4.8.2",
-            "@typescript-eslint/visitor-keys": "4.8.2"
+            "@typescript-eslint/types": "4.9.0",
+            "@typescript-eslint/visitor-keys": "4.9.0"
           }
         },
         "@typescript-eslint/types": {
-          "version": "4.8.2",
-          "resolved": "https://registry.npmjs.org/@typescript-eslint/types/-/types-4.8.2.tgz",
-          "integrity": "sha512-z1/AVcVF8ju5ObaHe2fOpZYEQrwHyZ7PTOlmjd3EoFeX9sv7UekQhfrCmgUO7PruLNfSHrJGQvrW3Q7xQ8EoAw==",
+          "version": "4.9.0",
+          "resolved": "https://registry.npmjs.org/@typescript-eslint/types/-/types-4.9.0.tgz",
+          "integrity": "sha512-luzLKmowfiM/IoJL/rus1K9iZpSJK6GlOS/1ezKplb7MkORt2dDcfi8g9B0bsF6JoRGhqn0D3Va55b+vredFHA==",
           "dev": true
         },
         "@typescript-eslint/typescript-estree": {
-          "version": "4.8.2",
-          "resolved": "https://registry.npmjs.org/@typescript-eslint/typescript-estree/-/typescript-estree-4.8.2.tgz",
-          "integrity": "sha512-HToGNwI6fekH0dOw3XEVESUm71Onfam0AKin6f26S2FtUmO7o3cLlWgrIaT1q3vjB3wCTdww3Dx2iGq5wtUOCg==",
+          "version": "4.9.0",
+          "resolved": "https://registry.npmjs.org/@typescript-eslint/typescript-estree/-/typescript-estree-4.9.0.tgz",
+          "integrity": "sha512-rmDR++PGrIyQzAtt3pPcmKWLr7MA+u/Cmq9b/rON3//t5WofNR4m/Ybft2vOLj0WtUzjn018ekHjTsnIyBsQug==",
           "dev": true,
           "requires": {
-            "@typescript-eslint/types": "4.8.2",
-            "@typescript-eslint/visitor-keys": "4.8.2",
+            "@typescript-eslint/types": "4.9.0",
+            "@typescript-eslint/visitor-keys": "4.9.0",
             "debug": "^4.1.1",
             "globby": "^11.0.1",
             "is-glob": "^4.0.1",
@@ -2512,20 +2512,23 @@
           }
         },
         "@typescript-eslint/visitor-keys": {
-          "version": "4.8.2",
-          "resolved": "https://registry.npmjs.org/@typescript-eslint/visitor-keys/-/visitor-keys-4.8.2.tgz",
-          "integrity": "sha512-Vg+/SJTMZJEKKGHW7YC21QxgKJrSbxoYYd3MEUGtW7zuytHuEcksewq0DUmo4eh/CTNrVJGSdIY9AtRb6riWFw==",
+          "version": "4.9.0",
+          "resolved": "https://registry.npmjs.org/@typescript-eslint/visitor-keys/-/visitor-keys-4.9.0.tgz",
+          "integrity": "sha512-sV45zfdRqQo1A97pOSx3fsjR+3blmwtdCt8LDrXgCX36v4Vmz4KHrhpV6Fo2cRdXmyumxx11AHw0pNJqCNpDyg==",
           "dev": true,
           "requires": {
-            "@typescript-eslint/types": "4.8.2",
+            "@typescript-eslint/types": "4.9.0",
             "eslint-visitor-keys": "^2.0.0"
           }
         },
         "semver": {
-          "version": "7.3.2",
-          "resolved": "https://registry.npmjs.org/semver/-/semver-7.3.2.tgz",
-          "integrity": "sha512-OrOb32TeeambH6UrhtShmF7CRDqhL6/5XpPNp2DuRH6+9QLw/orhp72j87v8Qa1ScDkvrrBNpZcDejAirJmfXQ==",
-          "dev": true
+          "version": "7.3.4",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-7.3.4.tgz",
+          "integrity": "sha512-tCfb2WLjqFAtXn4KEdxIhalnRtoKFN7nAwj0B3ZXCbQloV2tq5eDbcTmT68JJD3nRJq24/XgxtQKFIpQdtvmVw==",
+          "dev": true,
+          "requires": {
+            "lru-cache": "^6.0.0"
+          }
         }
       }
     },
@@ -7598,6 +7601,15 @@
       "integrity": "sha512-G2Lj61tXDnVFFOi8VZds+SoQjtQC3dgokKdDG2mTm1tx4m50NUHBOZSBwQQHyy0V12A0JTG4icfZQH+xPyh8VA==",
       "dev": true
     },
+    "lru-cache": {
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-6.0.0.tgz",
+      "integrity": "sha512-Jo6dJ04CmSjuznwJSS3pUeWmd/H0ffTlkXXgwZi+eq1UCmqQwCh+eLsYOYCwY991i2Fah4h1BEMCx4qThGbsiA==",
+      "dev": true,
+      "requires": {
+        "yallist": "^4.0.0"
+      }
+    },
     "lunr": {
       "version": "2.3.9",
       "resolved": "https://registry.npmjs.org/lunr/-/lunr-2.3.9.tgz",
diff --git a/package.json b/package.json
index c03debc..4bb8408 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "@types/googlemaps": "^3.40.3",
     "@types/jest": "^26.0.16",
     "@types/selenium-webdriver": "^4.0.10",
-    "@typescript-eslint/eslint-plugin": ">=4.8.2",
+    "@typescript-eslint/eslint-plugin": ">=4.9.0",
     "@typescript-eslint/parser": ">=4.8.2",
     "chromedriver": "^86.0.0",
     "core-js": "^3.8.0",