diff --git a/package-lock.json b/package-lock.json
index 48ce547..950dbda 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -25,7 +25,7 @@
                 "@sveltejs/vite-plugin-svelte": "^7.0.0",
                 "@typescript-eslint/eslint-plugin": "^8.59.1",
                 "@typescript-eslint/parser": "^8.59.1",
-                "dotenv": "^16.4.5",
+                "dotenv": "^17.4.2",
                 "eslint": "^10.2.1",
                 "eslint-config-prettier": "^10.1.8",
                 "eslint-plugin-svelte": "^3.17.1",
@@ -43,7 +43,7 @@
                 "svelte-i18n": "^4.0.1",
                 "svelte-preprocess": "^6.0.0",
                 "tslib": "^2.5.0",
-                "typescript": "^5.5.0",
+                "typescript": "^6.0.3",
                 "typescript-eslint": "^8.59.1",
                 "vite": "^8.0.10"
             }
@@ -2775,9 +2775,9 @@
             "license": "MIT"
         },
         "node_modules/dotenv": {
-            "version": "16.6.1",
-            "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.6.1.tgz",
-            "integrity": "sha512-uBq4egWHTcTt33a72vpSG0z3HnPuIl6NqYcTrKEg2azoEyl2hpW0zqlxysq2pK9HlDIHyHyakeYaYnSAwd8bow==",
+            "version": "17.4.2",
+            "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-17.4.2.tgz",
+            "integrity": "sha512-nI4U3TottKAcAD9LLud4Cb7b2QztQMUEfHbvhTH09bqXTxnSie8WnjPALV/WMCrJZ6UV/qHJ6L03OqO3LcdYZw==",
             "dev": true,
             "license": "BSD-2-Clause",
             "engines": {
@@ -5363,9 +5363,9 @@
             }
         },
         "node_modules/typescript": {
-            "version": "5.9.3",
-            "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
-            "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
+            "version": "6.0.3",
+            "resolved": "https://registry.npmjs.org/typescript/-/typescript-6.0.3.tgz",
+            "integrity": "sha512-y2TvuxSZPDyQakkFRPZHKFm+KKVqIisdg9/CZwm9ftvKXLP8NRWj38/ODjNbr43SsoXqNuAisEf1GdCxqWcdBw==",
             "dev": true,
             "license": "Apache-2.0",
             "bin": {
diff --git a/package.json b/package.json
index 16394d5..319dd3b 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
         "@sveltejs/vite-plugin-svelte": "^7.0.0",
         "@typescript-eslint/eslint-plugin": "^8.59.1",
         "@typescript-eslint/parser": "^8.59.1",
-        "dotenv": "^16.4.5",
+        "dotenv": "^17.4.2",
         "eslint": "^10.2.1",
         "eslint-config-prettier": "^10.1.8",
         "eslint-plugin-svelte": "^3.17.1",
@@ -39,7 +39,7 @@
         "svelte-i18n": "^4.0.1",
         "svelte-preprocess": "^6.0.0",
         "tslib": "^2.5.0",
-        "typescript": "^5.5.0",
+        "typescript": "^6.0.3",
         "typescript-eslint": "^8.59.1",
         "vite": "^8.0.10"
     },
diff --git a/src/app.d.ts b/src/app.d.ts
index 1e587e5..a957b19 100644
--- a/src/app.d.ts
+++ b/src/app.d.ts
@@ -8,3 +8,5 @@ declare namespace App {
     // interface PrivateEnv {}
     // interface PublicEnv {}
 }
+
+declare module '@privacybydesign/yivi-css'