diff --git a/package-lock.json b/package-lock.json
index d3e4029..7aab316 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -43,7 +43,7 @@
         "sass": "^1.79.4",
         "sirv-cli": "^2.0.2",
         "svelte": "^3.59.2",
-        "svelte-check": "^3.8.6",
+        "svelte-check": "^4.0.5",
         "svelte-preprocess": "^5.1.3",
         "sveltestrap": "^5.11.3",
         "tslib": "^2.7.0",
@@ -6941,23 +6941,54 @@
       }
     },
     "node_modules/svelte-check": {
-      "version": "3.8.6",
-      "resolved": "https://registry.npmjs.org/svelte-check/-/svelte-check-3.8.6.tgz",
-      "integrity": "sha512-ij0u4Lw/sOTREP13BdWZjiXD/BlHE6/e2e34XzmVmsp5IN4kVa3PWP65NM32JAgwjZlwBg/+JtiNV1MM8khu0Q==",
+      "version": "4.0.5",
+      "resolved": "https://registry.npmjs.org/svelte-check/-/svelte-check-4.0.5.tgz",
+      "integrity": "sha512-icBTBZ3ibBaywbXUat3cK6hB5Du+Kq9Z8CRuyLmm64XIe2/r+lQcbuBx/IQgsbrC+kT2jQ0weVpZSSRIPwB6jQ==",
       "dev": true,
       "dependencies": {
-        "@jridgewell/trace-mapping": "^0.3.17",
-        "chokidar": "^3.4.1",
+        "@jridgewell/trace-mapping": "^0.3.25",
+        "chokidar": "^4.0.1",
+        "fdir": "^6.2.0",
         "picocolors": "^1.0.0",
-        "sade": "^1.7.4",
-        "svelte-preprocess": "^5.1.3",
-        "typescript": "^5.0.3"
+        "sade": "^1.7.4"
       },
       "bin": {
         "svelte-check": "bin/svelte-check"
       },
+      "engines": {
+        "node": ">= 18.0.0"
+      },
       "peerDependencies": {
-        "svelte": "^3.55.0 || ^4.0.0-next.0 || ^4.0.0 || ^5.0.0-next.0"
+        "svelte": "^4.0.0 || ^5.0.0-next.0",
+        "typescript": ">=5.0.0"
+      }
+    },
+    "node_modules/svelte-check/node_modules/chokidar": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-4.0.1.tgz",
+      "integrity": "sha512-n8enUVCED/KVRQlab1hr3MVpcVMvxtZjmEa956u+4YijlmQED223XMSYj2tLuKvr4jcCTzNNMpQDUer72MMmzA==",
+      "dev": true,
+      "dependencies": {
+        "readdirp": "^4.0.1"
+      },
+      "engines": {
+        "node": ">= 14.16.0"
+      },
+      "funding": {
+        "url": "https://paulmillr.com/funding/"
+      }
+    },
+    "node_modules/svelte-check/node_modules/readdirp": {
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-4.0.2.tgz",
+      "integrity": "sha512-yDMz9g+VaZkqBYS/ozoBJwaBhTbZo3UNYQHNRw1D3UFQB8oHB4uS/tAODO+ZLjGWmUbKnIlOWO+aaIiAxrUWHA==",
+      "dev": true,
+      "engines": {
+        "node": ">= 14.16.0"
+      },
+      "funding": {
+        "type": "individual",
+        "url": "https://paulmillr.com/funding/"
       }
     },
     "node_modules/svelte-preprocess": {
diff --git a/package.json b/package.json
index 7305d63..6c20a17 100644
--- a/package.json
+++ b/package.json
@@ -87,7 +87,7 @@
     "sass": "^1.79.4",
     "sirv-cli": "^2.0.2",
     "svelte": "^3.59.2",
-    "svelte-check": "^3.8.6",
+    "svelte-check": "^4.0.5",
     "svelte-preprocess": "^5.1.3",
     "sveltestrap": "^5.11.3",
     "tslib": "^2.7.0",