diff --git a/docs_src/package-lock.json b/docs_src/package-lock.json
index e12a8f9c..61dc5837 100644
--- a/docs_src/package-lock.json
+++ b/docs_src/package-lock.json
@@ -4266,9 +4266,9 @@
       }
     },
     "svelte": {
-      "version": "3.12.1",
-      "resolved": "https://registry.npmjs.org/svelte/-/svelte-3.12.1.tgz",
-      "integrity": "sha512-t29WJNjHIqfrdMcVXqIyRfgLEaNz7MihKXTpb8qHlbzvf0WyOOIhIlwIGvl6ahJ9+9CLJwz0sjhFNAmPgo8BHg==",
+      "version": "3.49.0",
+      "resolved": "https://registry.npmjs.org/svelte/-/svelte-3.49.0.tgz",
+      "integrity": "sha512-+lmjic1pApJWDfPCpUUTc1m8azDqYCG1JN9YEngrx/hUyIcFJo6VZhj0A1Ai0wqoHcEIuQy+e9tk+4uDgdtsFA==",
       "dev": true
     },
     "tar": {
diff --git a/docs_src/package.json b/docs_src/package.json
index c66d981d..46f5d4a8 100644
--- a/docs_src/package.json
+++ b/docs_src/package.json
@@ -56,7 +56,7 @@
     "rollup-plugin-terser": "^5.1.1",
     "sapper": "0.27.9",
     "shelljs": "^0.8.3",
-    "svelte": "^3.12.0"
+    "svelte": "^3.49.0"
   },
   "engines": {
     "node": ">=10.0.0"