diff --git a/base/eslint-config/package.json b/base/eslint-config/package.json
index c9294b44..25305a6c 100644
--- a/base/eslint-config/package.json
+++ b/base/eslint-config/package.json
@@ -6,7 +6,7 @@
   "dependencies": {
     "@island.is/prettier-config": "workspace:*",
     "@island.is/tsconfig": "workspace:*",
-    "@typescript-eslint/eslint-plugin": "6.18.1",
+    "@typescript-eslint/eslint-plugin": "8.12.1",
     "@typescript-eslint/parser": "8.12.1",
     "eslint": "8.57.0",
     "eslint-config-prettier": "9.1.0",
diff --git a/yarn.lock b/yarn.lock
index 1da23d66..965ef436 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2193,13 +2193,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@eslint-community/regexpp@npm:^4.5.1, @eslint-community/regexpp@npm:^4.6.1":
-  version: 4.6.2
-  resolution: "@eslint-community/regexpp@npm:4.6.2"
-  checksum: 59ea2fa13a70996a8cebbd5a9f4499c92bceeff872286ef2fb34948fcfb9d3467692371d9cc116e7d613f2c18086a1c8337c9d461ccdf213f0dc47f6f6d2fbb6
-  languageName: node
-  linkType: hard
-
 "@eslint-community/regexpp@npm:^4.6.0":
   version: 4.9.1
   resolution: "@eslint-community/regexpp@npm:4.9.1"
@@ -2207,6 +2200,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@eslint-community/regexpp@npm:^4.6.1":
+  version: 4.6.2
+  resolution: "@eslint-community/regexpp@npm:4.6.2"
+  checksum: 59ea2fa13a70996a8cebbd5a9f4499c92bceeff872286ef2fb34948fcfb9d3467692371d9cc116e7d613f2c18086a1c8337c9d461ccdf213f0dc47f6f6d2fbb6
+  languageName: node
+  linkType: hard
+
 "@eslint/eslintrc@npm:^2.1.4":
   version: 2.1.4
   resolution: "@eslint/eslintrc@npm:2.1.4"
@@ -2398,7 +2398,7 @@ __metadata:
     "@types/eslint-config-prettier": "npm:6.11.3"
     "@types/node": "npm:22.8.2"
     "@types/react": "npm:18.3.12"
-    "@typescript-eslint/eslint-plugin": "npm:6.18.1"
+    "@typescript-eslint/eslint-plugin": "npm:8.12.1"
     "@typescript-eslint/parser": "npm:8.12.1"
     eslint: "npm:8.57.0"
     eslint-config-prettier: "npm:9.1.0"
@@ -3966,7 +3966,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/json-schema@npm:*, @types/json-schema@npm:^7.0.12":
+"@types/json-schema@npm:*":
   version: 7.0.12
   resolution: "@types/json-schema@npm:7.0.12"
   checksum: 7a72ba9cb7d2b45d7bb032e063c9eeb1ce4102d62551761e84c91f99f8273ba5aaffd34be835869456ec7c40761b4389009d9e777c0020a7227ca0f5e3238e94
@@ -4202,31 +4202,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@typescript-eslint/eslint-plugin@npm:6.18.1":
-  version: 6.18.1
-  resolution: "@typescript-eslint/eslint-plugin@npm:6.18.1"
-  dependencies:
-    "@eslint-community/regexpp": "npm:^4.5.1"
-    "@typescript-eslint/scope-manager": "npm:6.18.1"
-    "@typescript-eslint/type-utils": "npm:6.18.1"
-    "@typescript-eslint/utils": "npm:6.18.1"
-    "@typescript-eslint/visitor-keys": "npm:6.18.1"
-    debug: "npm:^4.3.4"
-    graphemer: "npm:^1.4.0"
-    ignore: "npm:^5.2.4"
-    natural-compare: "npm:^1.4.0"
-    semver: "npm:^7.5.4"
-    ts-api-utils: "npm:^1.0.1"
-  peerDependencies:
-    "@typescript-eslint/parser": ^6.0.0 || ^6.0.0-alpha
-    eslint: ^7.0.0 || ^8.0.0
-  peerDependenciesMeta:
-    typescript:
-      optional: true
-  checksum: 451abba1f784539ba38cbe40af26c461facd848e90cbf0c440a98ca2a770ff74a794bafe1df7240e52a97e7cd72bade97d5de751dffbac269643460ad65e3b19
-  languageName: node
-  linkType: hard
-
 "@typescript-eslint/eslint-plugin@npm:7.16.1, @typescript-eslint/eslint-plugin@npm:^7.16.1":
   version: 7.16.1
   resolution: "@typescript-eslint/eslint-plugin@npm:7.16.1"
@@ -4250,6 +4225,29 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@typescript-eslint/eslint-plugin@npm:8.12.1":
+  version: 8.12.1
+  resolution: "@typescript-eslint/eslint-plugin@npm:8.12.1"
+  dependencies:
+    "@eslint-community/regexpp": "npm:^4.10.0"
+    "@typescript-eslint/scope-manager": "npm:8.12.1"
+    "@typescript-eslint/type-utils": "npm:8.12.1"
+    "@typescript-eslint/utils": "npm:8.12.1"
+    "@typescript-eslint/visitor-keys": "npm:8.12.1"
+    graphemer: "npm:^1.4.0"
+    ignore: "npm:^5.3.1"
+    natural-compare: "npm:^1.4.0"
+    ts-api-utils: "npm:^1.3.0"
+  peerDependencies:
+    "@typescript-eslint/parser": ^8.0.0 || ^8.0.0-alpha.0
+    eslint: ^8.57.0 || ^9.0.0
+  peerDependenciesMeta:
+    typescript:
+      optional: true
+  checksum: 78d3e21ddb1be86b2c17520be58af59593e35b190e4a03dacc61074c5adb48f1d2e2b2b771e230754b7e1cefce3b983e72a954dfbd979b9e11469add3013d246
+  languageName: node
+  linkType: hard
+
 "@typescript-eslint/parser@npm:8.12.1":
   version: 8.12.1
   resolution: "@typescript-eslint/parser@npm:8.12.1"
@@ -4286,16 +4284,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@typescript-eslint/scope-manager@npm:6.18.1":
-  version: 6.18.1
-  resolution: "@typescript-eslint/scope-manager@npm:6.18.1"
-  dependencies:
-    "@typescript-eslint/types": "npm:6.18.1"
-    "@typescript-eslint/visitor-keys": "npm:6.18.1"
-  checksum: ab75663cda67a2c95267f240f2e062a0aafab0df6d625043a134c8e1d61e193c0d3cfa49c802bd554b3fd80f4b7df5ea3f86ef2eb6994ba8b5e0790cc9868c84
-  languageName: node
-  linkType: hard
-
 "@typescript-eslint/scope-manager@npm:7.16.1":
   version: 7.16.1
   resolution: "@typescript-eslint/scope-manager@npm:7.16.1"
@@ -4316,23 +4304,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@typescript-eslint/type-utils@npm:6.18.1":
-  version: 6.18.1
-  resolution: "@typescript-eslint/type-utils@npm:6.18.1"
-  dependencies:
-    "@typescript-eslint/typescript-estree": "npm:6.18.1"
-    "@typescript-eslint/utils": "npm:6.18.1"
-    debug: "npm:^4.3.4"
-    ts-api-utils: "npm:^1.0.1"
-  peerDependencies:
-    eslint: ^7.0.0 || ^8.0.0
-  peerDependenciesMeta:
-    typescript:
-      optional: true
-  checksum: f775011c35aef10b11e7cffde698fca8b06b313785cd44422c60a40b6643d85a38cbd9a3cbdef011d963680d65383c40988d983e9dfd01258ae50a2f37f6d293
-  languageName: node
-  linkType: hard
-
 "@typescript-eslint/type-utils@npm:7.16.1":
   version: 7.16.1
   resolution: "@typescript-eslint/type-utils@npm:7.16.1"
@@ -4350,10 +4321,18 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@typescript-eslint/types@npm:6.18.1":
-  version: 6.18.1
-  resolution: "@typescript-eslint/types@npm:6.18.1"
-  checksum: e304620953257a5af3b323697845d3fb41ffbb7944df2f84559675ef8ad71cc33011be30149efd8d34c5dedcbe92c6abee67cb1b95cb3dd56f15b9393b3435a6
+"@typescript-eslint/type-utils@npm:8.12.1":
+  version: 8.12.1
+  resolution: "@typescript-eslint/type-utils@npm:8.12.1"
+  dependencies:
+    "@typescript-eslint/typescript-estree": "npm:8.12.1"
+    "@typescript-eslint/utils": "npm:8.12.1"
+    debug: "npm:^4.3.4"
+    ts-api-utils: "npm:^1.3.0"
+  peerDependenciesMeta:
+    typescript:
+      optional: true
+  checksum: 06463625558c077f185b17ba3b46c93f8d9e08a22d2d57cf245065617050507d0a2dc46c575924560f1b7b25f974ea5af4637981a6c6c13019689387bdaa18a7
   languageName: node
   linkType: hard
 
@@ -4371,25 +4350,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@typescript-eslint/typescript-estree@npm:6.18.1":
-  version: 6.18.1
-  resolution: "@typescript-eslint/typescript-estree@npm:6.18.1"
-  dependencies:
-    "@typescript-eslint/types": "npm:6.18.1"
-    "@typescript-eslint/visitor-keys": "npm:6.18.1"
-    debug: "npm:^4.3.4"
-    globby: "npm:^11.1.0"
-    is-glob: "npm:^4.0.3"
-    minimatch: "npm:9.0.3"
-    semver: "npm:^7.5.4"
-    ts-api-utils: "npm:^1.0.1"
-  peerDependenciesMeta:
-    typescript:
-      optional: true
-  checksum: 33307bc87c3270f84f149545da79a15afaafacc5671e42f4aa827947f09c35ed114705f108ffa59d6ab175f8b838aa08cf10f9efe5b7793aca0792f879bbc7ca
-  languageName: node
-  linkType: hard
-
 "@typescript-eslint/typescript-estree@npm:7.16.1":
   version: 7.16.1
   resolution: "@typescript-eslint/typescript-estree@npm:7.16.1"
@@ -4428,23 +4388,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@typescript-eslint/utils@npm:6.18.1":
-  version: 6.18.1
-  resolution: "@typescript-eslint/utils@npm:6.18.1"
-  dependencies:
-    "@eslint-community/eslint-utils": "npm:^4.4.0"
-    "@types/json-schema": "npm:^7.0.12"
-    "@types/semver": "npm:^7.5.0"
-    "@typescript-eslint/scope-manager": "npm:6.18.1"
-    "@typescript-eslint/types": "npm:6.18.1"
-    "@typescript-eslint/typescript-estree": "npm:6.18.1"
-    semver: "npm:^7.5.4"
-  peerDependencies:
-    eslint: ^7.0.0 || ^8.0.0
-  checksum: 967728f062ec7ef434b9d05af6b45ae59e0f8f314e4aa7cefc8e2c30a277cf269b7913f3e9f8d26a86c3faf8b2c9385ba1221cfcd856e9b228421fc6508b41bc
-  languageName: node
-  linkType: hard
-
 "@typescript-eslint/utils@npm:7.16.1":
   version: 7.16.1
   resolution: "@typescript-eslint/utils@npm:7.16.1"
@@ -4459,13 +4402,17 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@typescript-eslint/visitor-keys@npm:6.18.1":
-  version: 6.18.1
-  resolution: "@typescript-eslint/visitor-keys@npm:6.18.1"
+"@typescript-eslint/utils@npm:8.12.1":
+  version: 8.12.1
+  resolution: "@typescript-eslint/utils@npm:8.12.1"
   dependencies:
-    "@typescript-eslint/types": "npm:6.18.1"
-    eslint-visitor-keys: "npm:^3.4.1"
-  checksum: 2d6c5ffa52e89caec0b4958d7079fb4ca9f17c19b5f5d5b8446b4eef0079fd59cd9959f469cc13c4e7d72ef4c47849e561fe323f3cebafa01bc916d43082e57b
+    "@eslint-community/eslint-utils": "npm:^4.4.0"
+    "@typescript-eslint/scope-manager": "npm:8.12.1"
+    "@typescript-eslint/types": "npm:8.12.1"
+    "@typescript-eslint/typescript-estree": "npm:8.12.1"
+  peerDependencies:
+    eslint: ^8.57.0 || ^9.0.0
+  checksum: 8450df39977fd1e0ecab83d5405f483487de4470d5b772dd659d05559cf15be2e4cbb21b5a6db3567f44fcf1e19842aa06f7438bdd9516ba703d9ce018058839
   languageName: node
   linkType: hard
 
@@ -10415,15 +10362,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"minimatch@npm:9.0.3, minimatch@npm:^9.0.1":
-  version: 9.0.3
-  resolution: "minimatch@npm:9.0.3"
-  dependencies:
-    brace-expansion: "npm:^2.0.1"
-  checksum: c81b47d28153e77521877649f4bab48348d10938df9e8147a58111fe00ef89559a2938de9f6632910c4f7bf7bb5cd81191a546167e58d357f0cfb1e18cecc1c5
-  languageName: node
-  linkType: hard
-
 "minimatch@npm:^3.0.4, minimatch@npm:^3.0.5, minimatch@npm:^3.1.1, minimatch@npm:^3.1.2":
   version: 3.1.2
   resolution: "minimatch@npm:3.1.2"
@@ -10451,6 +10389,15 @@ __metadata:
   languageName: node
   linkType: hard
 
+"minimatch@npm:^9.0.1":
+  version: 9.0.3
+  resolution: "minimatch@npm:9.0.3"
+  dependencies:
+    brace-expansion: "npm:^2.0.1"
+  checksum: c81b47d28153e77521877649f4bab48348d10938df9e8147a58111fe00ef89559a2938de9f6632910c4f7bf7bb5cd81191a546167e58d357f0cfb1e18cecc1c5
+  languageName: node
+  linkType: hard
+
 "minimatch@npm:^9.0.4":
   version: 9.0.4
   resolution: "minimatch@npm:9.0.4"
@@ -13180,15 +13127,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"ts-api-utils@npm:^1.0.1":
-  version: 1.0.2
-  resolution: "ts-api-utils@npm:1.0.2"
-  peerDependencies:
-    typescript: ">=4.2.0"
-  checksum: d095281048ff6423653599f61ce92f6783ba0880d76d081fc7597c5bc672f20079fc4dea9a6ec752ebcb4c90d2baab293ec159270c22e65f49c7abe1078e5d44
-  languageName: node
-  linkType: hard
-
 "ts-api-utils@npm:^1.3.0":
   version: 1.3.0
   resolution: "ts-api-utils@npm:1.3.0"