diff --git a/ui/package-lock.json b/ui/package-lock.json
index 0023e44..a89d847 100644
--- a/ui/package-lock.json
+++ b/ui/package-lock.json
@@ -1004,9 +1004,9 @@
       }
     },
     "@polka/url": {
-      "version": "1.0.0-next.11",
-      "resolved": "https://registry.npmjs.org/@polka/url/-/url-1.0.0-next.11.tgz",
-      "integrity": "sha512-3NsZsJIA/22P3QUyrEDNA2D133H4j224twJrdipXN38dpnIOzAbUDtOwkcJ5pXmn75w7LSQDjA4tO9dm1XlqlA=="
+      "version": "1.0.0-next.21",
+      "resolved": "https://registry.npmjs.org/@polka/url/-/url-1.0.0-next.21.tgz",
+      "integrity": "sha512-a5Sab1C4/icpTZVzZc5Ghpz88yQtGOyNqYXcZgOssB2uuAr+wF/MvN6bgtW32q7HHrvBki+BsZ0OuNv6EV3K9g=="
     },
     "@rollup/plugin-commonjs": {
       "version": "11.0.2",
@@ -4210,11 +4210,11 @@
       }
     },
     "polka": {
-      "version": "1.0.0-next.11",
-      "resolved": "https://registry.npmjs.org/polka/-/polka-1.0.0-next.11.tgz",
-      "integrity": "sha512-M/HBkS6ILksrDq7uvktCTev81OzuLwNtpxMyYdUhxLKQlMWdsu789XMotQU+p8JY8CM8vx8ML0HudyWjRus/lg==",
+      "version": "1.0.0-next.22",
+      "resolved": "https://registry.npmjs.org/polka/-/polka-1.0.0-next.22.tgz",
+      "integrity": "sha512-a7tsZy5gFbJr0aUltZS97xCkbPglXuD67AMvTyZX7BTDBH384FWf0ZQF6rPvdutSxnO1vUlXM2zSLf5tCKk5RA==",
       "requires": {
-        "@polka/url": "^1.0.0-next.11",
+        "@polka/url": "^1.0.0-next.21",
         "trouter": "^3.1.0"
       }
     },
@@ -5031,9 +5031,9 @@
       }
     },
     "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
     },
     "symbol-observable": {
@@ -5147,9 +5147,9 @@
       "dev": true
     },
     "trouter": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/trouter/-/trouter-3.1.0.tgz",
-      "integrity": "sha512-3Swwu638QQWOefHLss9cdyLi5/9BKYmXZEXpH0KOFfB9YZwUAwHbDAcoYxaHfqAeFvbi/LqAK7rGkhCr1v1BJA==",
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/trouter/-/trouter-3.2.0.tgz",
+      "integrity": "sha512-rLLXbhTObLy2MBVjLC+jTnoIKw99n0GuJs9ov10J870vDw5qhTurPzsDrudNtBf5w/CZ9ctZy2p2IMmhGcel2w==",
       "requires": {
         "regexparam": "^1.3.0"
       }
diff --git a/ui/package.json b/ui/package.json
index 49678a3..81d344d 100644
--- a/ui/package.json
+++ b/ui/package.json
@@ -65,7 +65,7 @@
     "rollup-plugin-svelte": "^5.0.1",
     "rollup-plugin-terser": "^5.3.0",
     "sapper": "^0.27.11",
-    "svelte": "^3.20.1",
+    "svelte": "^3.49.0",
     "sapper-environment": "1.0.1"
   }
 }