diff --git a/.github/workflows/check-generated-resources.yml b/.github/workflows/check-generated-resources.yml
index 963899015..7e46ed006 100644
--- a/.github/workflows/check-generated-resources.yml
+++ b/.github/workflows/check-generated-resources.yml
@@ -21,7 +21,7 @@ jobs:
 
       - uses: actions/setup-node@v4
         with:
-          node-version: '18.19.0'
+          node-version: '22.14.0'
           cache: 'yarn'
 
       - name: Install node_modules
diff --git a/.github/workflows/check-renovatebot-config.yml b/.github/workflows/check-renovatebot-config.yml
index 8d189ee74..c2171be46 100644
--- a/.github/workflows/check-renovatebot-config.yml
+++ b/.github/workflows/check-renovatebot-config.yml
@@ -12,6 +12,6 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Validate
-        uses: suzuki-shunsuke/github-action-renovate-config-validator@v1.1.0
+        uses: suzuki-shunsuke/github-action-renovate-config-validator@v1.1.1
         with:
           config_file_path: .github/renovate.json5
diff --git a/.github/workflows/check-seed-generators.yml b/.github/workflows/check-seed-generators.yml
index 8b83f3789..45b04bf53 100644
--- a/.github/workflows/check-seed-generators.yml
+++ b/.github/workflows/check-seed-generators.yml
@@ -21,7 +21,7 @@ jobs:
 
       - uses: actions/setup-node@v4
         with:
-          node-version: '18.19.0'
+          node-version: '22.14.0'
           cache: 'yarn'
 
       - name: Install node_modules
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index cdc2a2a39..b7e7ab450 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ jobs:
 
       - uses: actions/setup-node@v4
         with:
-          node-version: '18.19.0'
+          node-version: '22.14.0'
           cache: 'yarn'
 
       - name: Install dependencies && check that lockfile is up-to-date
diff --git a/.github/workflows/run-integration-tests.yml b/.github/workflows/run-integration-tests.yml
index 4ddffcaee..6f7d1ddbf 100644
--- a/.github/workflows/run-integration-tests.yml
+++ b/.github/workflows/run-integration-tests.yml
@@ -16,7 +16,7 @@ jobs:
 
       - uses: actions/setup-node@v4
         with:
-          node-version: '18.19.0'
+          node-version: '22.14.0'
           cache: 'yarn'
 
       - name: Install dependencies && check that lockfile is up-to-date
diff --git a/codegen/package.json b/codegen/package.json
index e24242334..c71f6203e 100644
--- a/codegen/package.json
+++ b/codegen/package.json
@@ -9,17 +9,17 @@
     "ts:check": "echo No need to check syntax of generated TS && exit 0"
   },
   "dependencies": {
-    "@babel/core": "^7.26.0",
+    "@babel/core": "^7.26.10",
     "@graphql-codegen/add": "^5.0.3",
-    "@graphql-codegen/cli": "^5.0.3",
+    "@graphql-codegen/cli": "^5.0.5",
     "@graphql-codegen/introspection": "^4.0.3",
-    "@graphql-codegen/typescript": "^4.1.2",
-    "@graphql-codegen/typescript-operations": "^4.4.0",
+    "@graphql-codegen/typescript": "^4.1.6",
+    "@graphql-codegen/typescript-operations": "^4.6.0",
     "@graphql-codegen/typescript-react-apollo": "^4.3.2",
-    "@graphql-tools/load": "^8.0.12",
-    "@graphql-tools/merge": "^9.0.17",
-    "@graphql-tools/schema": "^10.0.16",
-    "@parcel/watcher": "^2.5.0",
+    "@graphql-tools/load": "^8.1.0",
+    "@graphql-tools/merge": "^9.0.24",
+    "@graphql-tools/schema": "^10.0.23",
+    "@parcel/watcher": "^2.5.1",
     "graphql": "^16.10.0",
     "graphql-tag": "^2.12.6"
   }
diff --git a/cypress/package.json b/cypress/package.json
index 4e7d22ead..636ecfb40 100644
--- a/cypress/package.json
+++ b/cypress/package.json
@@ -13,20 +13,20 @@
     "cy:run:video": "CYPRESS_BASE_URL=${CYPRESS_BASE_URL:-http://localhost:3300} cypress run --browser chrome --config-file ./cypress.config.video.ts"
   },
   "dependencies": {
-    "@4tw/cypress-drag-drop": "^2.2.5",
+    "@4tw/cypress-drag-drop": "^2.3.0",
     "@cypress/grep": "^4.1.0",
     "@hsl/jore4-test-db-manager": "1.0.0",
     "@hsl/timetables-data-inserter": "1.0.0",
-    "cypress": "^13.17.0",
+    "cypress": "^14.3.0",
     "lodash": "^4.17.21",
-    "luxon": "^3.5.0",
+    "luxon": "^3.6.1",
     "qs": "^6.14.0"
   },
   "devDependencies": {
-    "@types/lodash": "^4.17.14",
-    "@types/luxon": "^3.4.2",
+    "@types/lodash": "^4.17.16",
+    "@types/luxon": "^3.6.2",
     "@types/qs": "^6.9.18",
-    "eslint-plugin-cypress": "^3.6.0",
-    "find-test-names": "^1.29.2"
+    "eslint-plugin-cypress": "^4.2.1",
+    "find-test-names": "^1.29.7"
   }
 }
diff --git a/package.json b/package.json
index d49304b33..a35c38479 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,7 @@
   "license": "EUPL-1.2",
   "engines": {
     "node": "18.19.0",
-    "yarn": "1.x"
+    "yarn": "1.22.22"
   },
   "scripts": {
     "ws:codegen": "yarn workspace @hsl/jore4-codegen",
@@ -33,31 +33,31 @@
   "devDependencies": {
     "@types/jest": "^29.5.14",
     "@types/node": "^18.19.71",
-    "@typescript-eslint/eslint-plugin": "^8.19.1",
-    "@typescript-eslint/parser": "^8.19.1",
+    "@typescript-eslint/eslint-plugin": "^8.29.1",
+    "@typescript-eslint/parser": "^8.29.1",
     "concurrently": "^9.1.2",
-    "eslint": "^8.57.1",
+    "eslint": "^9.24.0",
     "eslint-config-airbnb": "^19.0.4",
-    "eslint-config-prettier": "^10.0.1",
-    "eslint-import-resolver-typescript": "^3.7.0",
+    "eslint-config-prettier": "^10.1.2",
+    "eslint-import-resolver-typescript": "^4.3.2",
     "eslint-plugin-eslint-comments": "^3.2.0",
     "eslint-plugin-i18n-json": "^4.0.1",
     "eslint-plugin-import": "^2.31.0",
-    "eslint-plugin-jest": "^28.10.0",
-    "eslint-plugin-jsx-a11y": "6.7.1",
-    "eslint-plugin-lodash": "^7.4.0",
-    "eslint-plugin-react": "^7.37.4",
-    "eslint-plugin-react-hooks": "^5.1.0",
+    "eslint-plugin-jest": "^28.11.0",
+    "eslint-plugin-jsx-a11y": "6.10.2",
+    "eslint-plugin-lodash": "^8.0.0",
+    "eslint-plugin-react": "^7.37.5",
+    "eslint-plugin-react-hooks": "^5.2.0",
     "jest": "^29.7.0",
     "jest-environment-jsdom": "^29.7.0",
-    "prettier": "^3.4.2",
-    "prettier-plugin-tailwindcss": "^0.6.10",
-    "ts-jest": "^29.2.5",
+    "prettier": "^3.5.3",
+    "prettier-plugin-tailwindcss": "^0.6.11",
+    "ts-jest": "^29.3.1",
     "ts-node": "^10.9.2",
     "typescript": "^5.7.3"
   },
   "resolutions": {
-    "eslint-plugin-react-hooks": "5.1.0"
+    "eslint-plugin-react-hooks": "^5.2.0"
   },
   "workspaces": [
     "codegen",
diff --git a/test-db-manager/package.json b/test-db-manager/package.json
index 85d9dac52..c23fb15aa 100644
--- a/test-db-manager/package.json
+++ b/test-db-manager/package.json
@@ -16,24 +16,24 @@
     "ts:build": "yarn tsc --build"
   },
   "dependencies": {
-    "@rollup/plugin-commonjs": "^28.0.2",
-    "@rollup/plugin-node-resolve": "^16.0.0",
-    "@rollup/plugin-typescript": "^11.1.6",
+    "@rollup/plugin-commonjs": "^28.0.3",
+    "@rollup/plugin-node-resolve": "^16.0.1",
+    "@rollup/plugin-typescript": "^12.1.2",
     "cross-fetch": "^4.1.0",
     "graphql": "^16.10.0",
     "graphql-tag": "^2.12.6",
     "knex": "^3.1.0",
     "lodash": "^4.17.21",
-    "luxon": "^3.5.0",
-    "pg": "^8.13.1",
-    "rollup": "^4.30.1",
-    "rollup-plugin-dts": "^6.1.1",
+    "luxon": "^3.6.1",
+    "pg": "^8.14.1",
+    "rollup": "^4.39.0",
+    "rollup-plugin-dts": "^6.2.1",
     "ts-node": "^10.9.2",
-    "uuid": "^9.0.1"
+    "uuid": "^11.1.0"
   },
   "devDependencies": {
-    "@types/geojson": "^7946.0.15",
-    "@types/luxon": "^3.4.2",
-    "@types/pg": "^8.11.10"
+    "@types/geojson": "^7946.0.16",
+    "@types/luxon": "^3.6.2",
+    "@types/pg": "^8.11.11"
   }
 }
diff --git a/ui/package.json b/ui/package.json
index a8feb88ca..39d03a813 100644
--- a/ui/package.json
+++ b/ui/package.json
@@ -16,14 +16,14 @@
     "start": "next start"
   },
   "dependencies": {
-    "@apollo/client": "^3.12.6",
+    "@apollo/client": "^3.13.7",
     "@graphql-typed-document-node/core": "^3.2.0",
-    "@headlessui/react": "1.7.10",
-    "@headlessui/tailwindcss": "^0.2.1",
-    "@hookform/resolvers": "^3.10.0",
+    "@headlessui/react": "2.2.1",
+    "@headlessui/tailwindcss": "^0.2.2",
+    "@hookform/resolvers": "^5.0.1",
     "@mapbox/mapbox-gl-draw": "^1.5.0",
     "@nebula.gl/edit-modes": "^1.0.4",
-    "@reduxjs/toolkit": "^2.5.0",
+    "@reduxjs/toolkit": "^2.6.1",
     "@seznam/compose-react-refs": "^1.0.6",
     "@turf/along": "^7.2.0",
     "@turf/distance": "^7.2.0",
@@ -32,59 +32,59 @@
     "@turf/length": "^7.2.0",
     "@turf/nearest-point-on-line": "^7.2.0",
     "@turf/point-to-line-distance": "^7.2.0",
-    "@types/geojson": "^7946.0.15",
+    "@types/geojson": "^7946.0.16",
     "apollo-link-scalars": "^4.0.3",
-    "axios": "^1.7.9",
-    "eslint-config-next": "^14.2.23",
+    "axios": "^1.8.4",
+    "eslint-config-next": "^15.3.0",
     "graphql": "^16.10.0",
-    "graphql-ws": "^5.16.2",
+    "graphql-ws": "^6.0.4",
     "hsl-map-style": "HSLdevcom/hsl-map-style#305b112",
-    "i18next": "^24.2.1",
+    "i18next": "^24.2.3",
     "immer": "^10.1.1",
     "lodash": "^4.17.21",
-    "luxon": "^3.5.0",
+    "luxon": "^3.6.1",
     "maplibre-gl": "^4.7.1",
-    "next": "^14.2.23",
+    "next": "^15.3.0",
     "qs": "^6.14.0",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
     "react-helmet-async": "^2.0.5",
-    "react-hook-form": "^7.54.2",
-    "react-hot-toast": "^2.5.1",
-    "react-i18next": "^15.4.0",
-    "react-icons": "^5.4.0",
+    "react-hook-form": "^7.55.0",
+    "react-hot-toast": "^2.5.2",
+    "react-i18next": "^15.4.1",
+    "react-icons": "^5.5.0",
     "react-map-gl": "^7.1.8",
     "react-redux": "^9.2.0",
-    "react-router-dom": "^6.28.2",
+    "react-router-dom": "^7.5.0",
     "react-spinners": "^0.15.0",
     "redux-logger": "^3.0.6",
-    "remeda": "^2.19.1",
-    "tailwind-merge": "^2.6.0",
-    "zod": "^3.24.1"
+    "remeda": "^2.21.2",
+    "tailwind-merge": "^3.2.0",
+    "zod": "^3.24.2"
   },
   "devDependencies": {
     "@hsl/jore4-test-db-manager": "1.0.0",
     "@testing-library/dom": "^10.4.0",
     "@testing-library/jest-dom": "^6.6.3",
-    "@testing-library/react": "^16.2.0",
-    "@types/lodash": "^4.17.14",
-    "@types/luxon": "^3.4.2",
-    "@types/mapbox__mapbox-gl-draw": "1.4.6",
+    "@testing-library/react": "^16.3.0",
+    "@types/lodash": "^4.17.16",
+    "@types/luxon": "^3.6.2",
+    "@types/mapbox__mapbox-gl-draw": "1.4.8",
     "@types/qs": "^6.9.18",
     "@types/react": "^18.3.18",
     "@types/react-dom": "^18.3.5",
     "@types/react-router": "^5.1.20",
     "@types/redux-logger": "^3.0.13k",
-    "autoprefixer": "^10.4.20",
+    "autoprefixer": "^10.4.21",
     "bufferutil": "^4.0.9",
     "cross-fetch": "^4.1.0",
     "csstype": "^3.1.3",
     "encoding": "^0.1.13",
     "eslint-plugin-jest-formatting": "^3.1.0",
-    "express": "^4.21.2",
-    "http-proxy-middleware": "^3.0.3",
-    "postcss": "^8.5.1",
-    "tailwindcss": "^3.4.17",
-    "utf-8-validate": "6.0.3"
+    "express": "^5.1.0",
+    "http-proxy-middleware": "^3.0.5",
+    "postcss": "^8.5.3",
+    "tailwindcss": "^4.1.3",
+    "utf-8-validate": "6.0.5"
   }
 }