diff --git a/web/package-lock.json b/web/package-lock.json
index 227501ea1..7ef220651 100644
--- a/web/package-lock.json
+++ b/web/package-lock.json
@@ -7330,9 +7330,9 @@
       }
     },
     "svelte": {
-      "version": "1.64.1",
-      "resolved": "https://registry.npmjs.org/svelte/-/svelte-1.64.1.tgz",
-      "integrity": "sha512-RsEAcVYF90Bq5y4Lgg56LyKiuxiyDTU+5TG2GM0ppa50z446de0vQgnA3eQTrgecPdRR89ZIqNqN1cgdAdO7wQ=="
+      "version": "3.49.0",
+      "resolved": "https://registry.npmjs.org/svelte/-/svelte-3.49.0.tgz",
+      "integrity": "sha512-+lmjic1pApJWDfPCpUUTc1m8azDqYCG1JN9YEngrx/hUyIcFJo6VZhj0A1Ai0wqoHcEIuQy+e9tk+4uDgdtsFA=="
     },
     "svelte-dev-helper": {
       "version": "1.1.9",
diff --git a/web/package.json b/web/package.json
index f0f94f4ff..106f51920 100644
--- a/web/package.json
+++ b/web/package.json
@@ -40,7 +40,7 @@
     "loader-utils": "^1.2.3",
     "mini-css-extract-plugin": "^0.7.0",
     "source-map": "^0.7.3",
-    "svelte": "^1.64.1",
+    "svelte": "^3.49.0",
     "svelte-loader": "^2.13.5",
     "uglify-es": "^3.3.9",
     "webpack": "^4.35.3",