diff --git a/packages/svelte/package.json b/packages/svelte/package.json
index 79828c2..459a0b1 100644
--- a/packages/svelte/package.json
+++ b/packages/svelte/package.json
@@ -61,6 +61,7 @@
     "@sveltejs/vite-plugin-svelte": "~4.0.1",
     "eslint-plugin-svelte": "^2.46.1",
     "svelte": "^5.5.3",
-    "svelte-check": "^4.1.1"
+    "svelte-check": "^4.1.1",
+    "tslib": "^2.8.1"
   }
 }
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 739728a..c1fc252 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -177,6 +177,9 @@ importers:
       svelte-check:
         specifier: ^4.1.1
         version: 4.1.1(picomatch@4.0.2)(svelte@5.5.3)(typescript@5.7.2)
+      tslib:
+        specifier: ^2.8.1
+        version: 2.8.1
 
   packages/unlazy:
     dependencies: