diff --git a/package-lock.json b/package-lock.json
index ff5c3d2..ed4b3f6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4360,9 +4360,9 @@
       }
     },
     "svelte": {
-      "version": "3.22.2",
-      "resolved": "https://registry.npmjs.org/svelte/-/svelte-3.22.2.tgz",
-      "integrity": "sha512-DxumO0+vvHA6NSc2jtVty08I8lFI43q8P2zX6JxZL8J1kqK5NVjad6TRM/twhnWXC+QScnwkZ15O6X1aTsEKTA==",
+      "version": "3.49.0",
+      "resolved": "https://registry.npmjs.org/svelte/-/svelte-3.49.0.tgz",
+      "integrity": "sha512-+lmjic1pApJWDfPCpUUTc1m8azDqYCG1JN9YEngrx/hUyIcFJo6VZhj0A1Ai0wqoHcEIuQy+e9tk+4uDgdtsFA==",
       "dev": true
     },
     "symbol-observable": {
diff --git a/package.json b/package.json
index d2a370c..650a275 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,7 @@
     "rollup-plugin-svelte": "5.2.1",
     "rollup-plugin-terser": "7.0.0",
     "sinon": "9.0.2",
-    "svelte": "3.22.2",
+    "svelte": "3.49.0",
     "test-listen": "1.1.0",
     "ts-node": "8.8.2",
     "typescript": "3.8.3"