diff --git a/package-lock.json b/package-lock.json
index 1b78bd25..6c1a4700 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8,9 +8,10 @@
     "": {
       "name": "@y/y",
       "version": "14.0.0-rc.21",
+      "dev": true,
       "license": "MIT",
       "dependencies": {
-        "lib0": "^1.0.0-rc.19"
+        "lib0": "^1.0.0-rc.20"
       },
       "devDependencies": {
         "@types/node": "^22.14.1",
@@ -3234,9 +3235,9 @@
       }
     },
     "node_modules/lib0": {
-      "version": "1.0.0-rc.19",
-      "resolved": "https://registry.npmjs.org/lib0/-/lib0-1.0.0-rc.19.tgz",
-      "integrity": "sha512-0T0WdeG1mTcTA/AtfZrwJvFUCkCYdVp7Wvb8HYCO2H6LjRvYlFFDSKFbChGKx1HayXs4qUM2vG2d8Cj4Y7SahA==",
+      "version": "1.0.0-rc.20",
+      "resolved": "https://registry.npmjs.org/lib0/-/lib0-1.0.0-rc.20.tgz",
+      "integrity": "sha512-5GDsXFI7B5Lt5JOwVh70Xy0LAKh0A04OvdJYFVkqfecU2TDpVNplTkfVpaQGOI7Bj8jXzMID2HTgUTH3OpZetw==",
       "license": "MIT",
       "bin": {
         "0ecdsa-generate-keypair": "src/bin/0ecdsa-generate-keypair.js",
diff --git a/package.json b/package.json
index 42ded716..0012f862 100644
--- a/package.json
+++ b/package.json
@@ -71,7 +71,7 @@
   },
   "homepage": "https://docs.yjs.dev",
   "dependencies": {
-    "lib0": "^1.0.0-rc.19"
+    "lib0": "^1.0.0-rc.20"
   },
   "devDependencies": {
     "@types/node": "^22.14.1",