diff --git a/v2/internal/frontend/runtime/dev/package-lock.json b/v2/internal/frontend/runtime/dev/package-lock.json
index ee4166ac2..fa5d0817b 100644
--- a/v2/internal/frontend/runtime/dev/package-lock.json
+++ b/v2/internal/frontend/runtime/dev/package-lock.json
@@ -614,9 +614,9 @@
       }
     },
     "svelte": {
-      "version": "3.42.2",
-      "resolved": "https://registry.npmjs.org/svelte/-/svelte-3.42.2.tgz",
-      "integrity": "sha512-FOyNYKXb8wdE0Ot+Ctt2/OyDLsNBP8+V6PUE9ag6ZKeLslIou0LnMu1fhtWUA+HjzKTbAM1yj+4PFLtg/3pMJA==",
+      "version": "3.49.0",
+      "resolved": "https://registry.npmjs.org/svelte/-/svelte-3.49.0.tgz",
+      "integrity": "sha512-+lmjic1pApJWDfPCpUUTc1m8azDqYCG1JN9YEngrx/hUyIcFJo6VZhj0A1Ai0wqoHcEIuQy+e9tk+4uDgdtsFA==",
       "dev": true
     },
     "unbox-primitive": {
diff --git a/v2/internal/frontend/runtime/dev/package.json b/v2/internal/frontend/runtime/dev/package.json
index baa524447..567681f32 100644
--- a/v2/internal/frontend/runtime/dev/package.json
+++ b/v2/internal/frontend/runtime/dev/package.json
@@ -13,6 +13,6 @@
     "esbuild": "^0.12.17",
     "esbuild-svelte": "^0.5.6",
     "npm-run-all": "^4.1.5",
-    "svelte": "^3.42.2"
+    "svelte": "^3.49.0"
   }
 }