diff --git a/svelte/package-lock.json b/svelte/package-lock.json
index 48549ac4..ad13d0bc 100644
--- a/svelte/package-lock.json
+++ b/svelte/package-lock.json
@@ -23,7 +23,7 @@
         "prettier-plugin-svelte": "^3.0.3",
         "svelte": "^4.2.2",
         "svelte-check": "^3.5.2",
-        "svelte-preprocess": "^5.0.4",
+        "svelte-preprocess": "^5.1.0",
         "svelte2tsx": "^0.6.23",
         "tslib": "^2.6.2",
         "typescript": "~5.2.2",
@@ -2908,9 +2908,9 @@
       }
     },
     "node_modules/svelte-preprocess": {
-      "version": "5.0.4",
-      "resolved": "https://registry.npmjs.org/svelte-preprocess/-/svelte-preprocess-5.0.4.tgz",
-      "integrity": "sha512-ABia2QegosxOGsVlsSBJvoWeXy1wUKSfF7SWJdTjLAbx/Y3SrVevvvbFNQqrSJw89+lNSsM58SipmZJ5SRi5iw==",
+      "version": "5.1.0",
+      "resolved": "https://registry.npmjs.org/svelte-preprocess/-/svelte-preprocess-5.1.0.tgz",
+      "integrity": "sha512-EkErPiDzHAc0k2MF5m6vBNmRUh338h2myhinUw/xaqsLs7/ZvsgREiLGj03VrSzbY/TB5ZXgBOsKraFee5yceA==",
       "dev": true,
       "hasInstallScript": true,
       "dependencies": {
@@ -2933,7 +2933,7 @@
         "sass": "^1.26.8",
         "stylus": "^0.55.0",
         "sugarss": "^2.0.0 || ^3.0.0 || ^4.0.0",
-        "svelte": "^3.23.0 || ^4.0.0-next.0 || ^4.0.0",
+        "svelte": "^3.23.0 || ^4.0.0-next.0 || ^4.0.0 || ^5.0.0-next.0",
         "typescript": ">=3.9.5 || ^4.0.0 || ^5.0.0"
       },
       "peerDependenciesMeta": {
diff --git a/svelte/package.json b/svelte/package.json
index 2d9a436e..230fb91b 100644
--- a/svelte/package.json
+++ b/svelte/package.json
@@ -29,7 +29,7 @@
     "prettier-plugin-svelte": "^3.0.3",
     "svelte": "^4.2.2",
     "svelte-check": "^3.5.2",
-    "svelte-preprocess": "^5.0.4",
+    "svelte-preprocess": "^5.1.0",
     "svelte2tsx": "^0.6.23",
     "tslib": "^2.6.2",
     "typescript": "~5.2.2",