diff --git a/apps/pleiepenger-sykt-barn/package.json b/apps/pleiepenger-sykt-barn/package.json
index cdb2901593..b7ce5f2770 100644
--- a/apps/pleiepenger-sykt-barn/package.json
+++ b/apps/pleiepenger-sykt-barn/package.json
@@ -22,12 +22,10 @@
         "lint": "eslint ./src --ext ts,tsx"
     },
     "dependencies": {
-        "@formatjs/intl-pluralrules": "5.2.10",
         "@navikt/appstatus-react-ds": "workspace:*",
         "@navikt/ds-css": "5.11.2",
         "@navikt/ds-icons": "3.4.3",
         "@navikt/ds-react": "5.11.2",
-        "@navikt/fnrvalidator": "1.3.3",
         "@navikt/sif-app-register": "workspace:*",
         "@navikt/sif-common-amplitude": "workspace:*",
         "@navikt/sif-common-core-ds": "workspace:*",
@@ -37,31 +35,25 @@
         "@navikt/sif-common-sentry": "workspace:*",
         "@navikt/sif-common-soknad-ds": "workspace:*",
         "@navikt/sif-common-utils": "workspace:*",
-        "ajv": "8.12.0",
         "amplitude-js": "8.21.9",
         "axios": "1.6.2",
         "compression": "1.7.4",
-        "constate": "3.3.2",
         "cookie-parser": "1.4.6",
         "dotenv": "16.3.1",
         "express": "4.18.2",
         "formik": "2.4.5",
-        "fs-extra": "11.2.0",
         "helmet": "7.1.0",
         "http-proxy-middleware": "2.0.6",
         "http-status-codes": "2.3.0",
         "jose": "5.1.2",
         "lodash.debounce": "4.0.8",
         "lodash.groupby": "4.6.0",
-        "mini-css-extract-plugin": "2.7.6",
         "mustache-express": "1.3.2",
         "openid-client": "5.6.1",
         "promise": "8.3.0",
         "react": "18.2.0",
         "react-day-picker": "8.9.1",
-        "react-responsive": "9.0.2",
         "react-router-dom": "6.20.0",
-        "ts-loader": "9.5.1",
         "uuid": "9.0.1"
     },
     "devDependencies": {
@@ -82,11 +74,8 @@
         "@typescript-eslint/parser": "6.13.1",
         "@vitejs/plugin-react": "4.2.0",
         "axe-core": "4.8.2",
-        "axios-mock-adapter": "1.22.0",
-        "babel-polyfill": "6.26.0",
         "busboy": "1.6.0",
         "cross-env": "7.0.3",
-        "css-loader": "6.8.1",
         "cypress": "13.6.0",
         "cypress-axe": "1.5.0",
         "cypress-file-upload": "5.0.8",
@@ -100,23 +89,13 @@
         "intl": "1.2.5",
         "jsdom": "23.0.0",
         "less": "4.2.0",
-        "less-loader": "11.1.3",
-        "npm-run-all": "4.1.5",
         "react-dom": "18.2.0",
         "react-intl": "6.5.5",
         "sass": "1.69.5",
         "sass-loader": "13.3.2",
-        "source-map-loader": "4.0.1",
-        "style-loader": "3.3.3",
         "typescript": "5.3.2",
         "vite": "5.0.2",
         "vite-plugin-checker": "0.6.2",
         "vitest": "0.34.6"
-    },
-    "resolutions": {
-        "babel-core": "7.0.0-bridge.0"
-    },
-    "overrides": {
-        "typescript": "5.0.4"
     }
 }
diff --git a/yarn.lock b/yarn.lock
index fed0a617b4..ac836be40e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3929,12 +3929,10 @@ __metadata:
     "@babel/plugin-transform-modules-commonjs": 7.23.3
     "@babel/preset-env": 7.23.3
     "@babel/preset-react": 7.23.3
-    "@formatjs/intl-pluralrules": 5.2.10
     "@navikt/appstatus-react-ds": "workspace:*"
     "@navikt/ds-css": 5.11.2
     "@navikt/ds-icons": 3.4.3
     "@navikt/ds-react": 5.11.2
-    "@navikt/fnrvalidator": 1.3.3
     "@navikt/sif-app-register": "workspace:*"
     "@navikt/sif-common-amplitude": "workspace:*"
     "@navikt/sif-common-core-ds": "workspace:*"
@@ -3956,18 +3954,13 @@ __metadata:
     "@typescript-eslint/eslint-plugin": 6.13.1
     "@typescript-eslint/parser": 6.13.1
     "@vitejs/plugin-react": 4.2.0
-    ajv: 8.12.0
     amplitude-js: 8.21.9
     axe-core: 4.8.2
     axios: 1.6.2
-    axios-mock-adapter: 1.22.0
-    babel-polyfill: 6.26.0
     busboy: 1.6.0
     compression: 1.7.4
-    constate: 3.3.2
     cookie-parser: 1.4.6
     cross-env: 7.0.3
-    css-loader: 6.8.1
     cypress: 13.6.0
     cypress-axe: 1.5.0
     cypress-file-upload: 5.0.8
@@ -3981,7 +3974,6 @@ __metadata:
     express: 4.18.2
     express-rate-limit: 7.1.5
     formik: 2.4.5
-    fs-extra: 11.2.0
     helmet: 7.1.0
     http-proxy-middleware: 2.0.6
     http-status-codes: 2.3.0
@@ -3989,25 +3981,18 @@ __metadata:
     jose: 5.1.2
     jsdom: 23.0.0
     less: 4.2.0
-    less-loader: 11.1.3
     lodash.debounce: 4.0.8
     lodash.groupby: 4.6.0
-    mini-css-extract-plugin: 2.7.6
     mustache-express: 1.3.2
-    npm-run-all: 4.1.5
     openid-client: 5.6.1
     promise: 8.3.0
     react: 18.2.0
     react-day-picker: 8.9.1
     react-dom: 18.2.0
     react-intl: 6.5.5
-    react-responsive: 9.0.2
     react-router-dom: 6.20.0
     sass: 1.69.5
     sass-loader: 13.3.2
-    source-map-loader: 4.0.1
-    style-loader: 3.3.3
-    ts-loader: 9.5.1
     typescript: 5.3.2
     uuid: 9.0.1
     vite: 5.0.2
@@ -10408,18 +10393,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"ajv@npm:8.12.0, ajv@npm:^8.0.0, ajv@npm:^8.9.0":
-  version: 8.12.0
-  resolution: "ajv@npm:8.12.0"
-  dependencies:
-    fast-deep-equal: ^3.1.1
-    json-schema-traverse: ^1.0.0
-    require-from-string: ^2.0.2
-    uri-js: ^4.2.2
-  checksum: 4dc13714e316e67537c8b31bc063f99a1d9d9a497eb4bbd55191ac0dcd5e4985bbb71570352ad6f1e76684fb6d790928f96ba3b2d4fd6e10024be9612fe3f001
-  languageName: node
-  linkType: hard
-
 "ajv@npm:^6.1.0, ajv@npm:^6.10.2, ajv@npm:^6.12.2, ajv@npm:^6.12.4, ajv@npm:^6.12.5":
   version: 6.12.6
   resolution: "ajv@npm:6.12.6"
@@ -10432,6 +10405,18 @@ __metadata:
   languageName: node
   linkType: hard
 
+"ajv@npm:^8.0.0, ajv@npm:^8.9.0":
+  version: 8.12.0
+  resolution: "ajv@npm:8.12.0"
+  dependencies:
+    fast-deep-equal: ^3.1.1
+    json-schema-traverse: ^1.0.0
+    require-from-string: ^2.0.2
+    uri-js: ^4.2.2
+  checksum: 4dc13714e316e67537c8b31bc063f99a1d9d9a497eb4bbd55191ac0dcd5e4985bbb71570352ad6f1e76684fb6d790928f96ba3b2d4fd6e10024be9612fe3f001
+  languageName: node
+  linkType: hard
+
 "amplitude-js@npm:8.21.9":
   version: 8.21.9
   resolution: "amplitude-js@npm:8.21.9"
@@ -11078,18 +11063,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"axios-mock-adapter@npm:1.22.0":
-  version: 1.22.0
-  resolution: "axios-mock-adapter@npm:1.22.0"
-  dependencies:
-    fast-deep-equal: ^3.1.3
-    is-buffer: ^2.0.5
-  peerDependencies:
-    axios: ">= 0.17.0"
-  checksum: 3c0b1473a8263958f4409525fc4c9872cc1c055b69b0a9dba84084e8827e22e7b0d0241061b512a67c763f2116dee272761dd5907f235e5337df0d18ead00294
-  languageName: node
-  linkType: hard
-
 "axios@npm:1.6.2, axios@npm:^1.6.1":
   version: 1.6.2
   resolution: "axios@npm:1.6.2"
@@ -16440,25 +16413,25 @@ __metadata:
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-"fs-extra@npm:11.2.0, fs-extra@npm:^11.1.0, fs-extra@npm:^11.1.1":
-  version: 11.2.0
-  resolution: "fs-extra@npm:11.2.0"
+"fs-extra@npm:^10.0.0, fs-extra@npm:^10.1.0":
+  version: 10.1.0
+  resolution: "fs-extra@npm:10.1.0"
   dependencies:
     graceful-fs: ^4.2.0
     jsonfile: ^6.0.1
     universalify: ^2.0.0
-  checksum: b12e42fa40ba47104202f57b8480dd098aa931c2724565e5e70779ab87605665594e76ee5fb00545f772ab9ace167fe06d2ab009c416dc8c842c5ae6df7aa7e8
+  checksum: dc94ab37096f813cc3ca12f0f1b5ad6744dfed9ed21e953d72530d103cea193c2f81584a39e9dee1bea36de5ee66805678c0dddc048e8af1427ac19c00fffc50
   languageName: node
   linkType: hard
 
-"fs-extra@npm:^10.0.0, fs-extra@npm:^10.1.0":
-  version: 10.1.0
-  resolution: "fs-extra@npm:10.1.0"
+"fs-extra@npm:^11.1.0, fs-extra@npm:^11.1.1":
+  version: 11.2.0
+  resolution: "fs-extra@npm:11.2.0"
   dependencies:
     graceful-fs: ^4.2.0
     jsonfile: ^6.0.1
     universalify: ^2.0.0
-  checksum: dc94ab37096f813cc3ca12f0f1b5ad6744dfed9ed21e953d72530d103cea193c2f81584a39e9dee1bea36de5ee66805678c0dddc048e8af1427ac19c00fffc50
+  checksum: b12e42fa40ba47104202f57b8480dd098aa931c2724565e5e70779ab87605665594e76ee5fb00545f772ab9ace167fe06d2ab009c416dc8c842c5ae6df7aa7e8
   languageName: node
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@@ -18144,13 +18117,6 @@ __metadata:
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-"is-buffer@npm:^2.0.5":
-  version: 2.0.5
-  resolution: "is-buffer@npm:2.0.5"
-  checksum: 764c9ad8b523a9f5a32af29bdf772b08eb48c04d2ad0a7240916ac2688c983bf5f8504bf25b35e66240edeb9d9085461f9b5dae1f3d2861c6b06a65fe983de42
-  languageName: node
-  linkType: hard
-
 "is-callable@npm:^1.1.3, is-callable@npm:^1.1.4, is-callable@npm:^1.2.7":
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   resolution: "is-callable@npm:1.2.7"