diff --git a/package-lock.json b/package-lock.json
index 97d18c5..72f70ee 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5871,9 +5871,9 @@
       }
     },
     "svelte": {
-      "version": "3.20.1",
-      "resolved": "https://registry.npmjs.org/svelte/-/svelte-3.20.1.tgz",
-      "integrity": "sha512-m/dw52BZf+p6KYnyKLErIcGalu4pwJrQbUM7VZriRw6ZlJj1qMAZsLcIWzEB3I0hhdJwkKb7LrrvUIeqmbO92Q==",
+      "version": "3.49.0",
+      "resolved": "https://registry.npmjs.org/svelte/-/svelte-3.49.0.tgz",
+      "integrity": "sha512-+lmjic1pApJWDfPCpUUTc1m8azDqYCG1JN9YEngrx/hUyIcFJo6VZhj0A1Ai0wqoHcEIuQy+e9tk+4uDgdtsFA==",
       "dev": true
     },
     "svgo": {
diff --git a/package.json b/package.json
index 4ffe930..90738e5 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
     "rollup-plugin-svelte": "^5.2.0",
     "rollup-plugin-terser": "^5.3.0",
     "sirv-cli": "^1.0.0-next.2",
-    "svelte": "^3.20.1"
+    "svelte": "^3.49.0"
   },
   "dependencies": {
     "d3": "^5.15.1"