diff --git a/package-lock.json b/package-lock.json
index f5df337..7c605ca 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5,21 +5,21 @@
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   "dependencies": {
     "@types/estree": {
-      "version": "0.0.42",
-      "resolved": "https://registry.npmjs.org/@types/estree/-/estree-0.0.42.tgz",
-      "integrity": "sha512-K1DPVvnBCPxzD+G51/cxVIoc2X8uUVl1zpJeE6iKcgHMj4+tbat5Xu4TjV7v2QSDbIeAfLi2hIk+u2+s0MlpUQ==",
+      "version": "0.0.44",
+      "resolved": "https://registry.npmjs.org/@types/estree/-/estree-0.0.44.tgz",
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       "dev": true
     },
     "@types/node": {
-      "version": "13.7.2",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-13.7.2.tgz",
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+      "version": "13.13.5",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-13.13.5.tgz",
+      "integrity": "sha512-3ySmiBYJPqgjiHA7oEaIo2Rzz0HrOZ7yrNO5HWyaE5q0lQ3BppDZ3N53Miz8bw2I7gh1/zir2MGVZBvpb1zq9g==",
       "dev": true
     },
     "acorn": {
-      "version": "7.1.1",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.1.1.tgz",
-      "integrity": "sha512-add7dgA5ppRPxCFJoAGfMDi7PIBXq1RtGo7BhbLaxwrXPOmw8gq48Y9ozT01hUKy9byMjlR20EJhu5zlkErEkg==",
+      "version": "7.2.0",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.2.0.tgz",
+      "integrity": "sha512-apwXVmYVpQ34m/i71vrApRrRKCWQnZZF1+npOD0WV5xZFfwWOmKGQ2RWlfdy9vWITsenisM8M0Qeq8agcFHNiQ==",
       "dev": true
     },
     "acorn-jsx": {
@@ -984,9 +984,9 @@
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     "lib0": {
-      "version": "0.2.22",
-      "resolved": "https://registry.npmjs.org/lib0/-/lib0-0.2.22.tgz",
-      "integrity": "sha512-SFzX7/SGgrOK6VABQugczhAwaaZLW1VcrE9xG+cVG1+AMQWmcu/7SZaJq0KORnfHr1xK4P6JUBWfoxSCwBcgLA==",
+      "version": "0.2.28",
+      "resolved": "https://registry.npmjs.org/lib0/-/lib0-0.2.28.tgz",
+      "integrity": "sha512-3gB5Ow5B/iL5jSEDgNIlkylX5loHrGeTajZXcCFEE8svVhYBVAn9Rt0uw+86bpbw64tFN8gkZ+BSivv8C0ZWdQ==",
       "requires": {
         "isomorphic.js": "^0.1.3"
       }
@@ -1395,9 +1395,9 @@
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     "rollup": {
-      "version": "1.31.1",
-      "resolved": "https://registry.npmjs.org/rollup/-/rollup-1.31.1.tgz",
-      "integrity": "sha512-2JREN1YdrS/kpPzEd33ZjtuNbOuBC3ePfuZBdKEybvqcEcszW1ckyVqzcEiEe0nE8sqHK+pbJg+PsAgRJ8+1dg==",
+      "version": "1.32.1",
+      "resolved": "https://registry.npmjs.org/rollup/-/rollup-1.32.1.tgz",
+      "integrity": "sha512-/2HA0Ec70TvQnXdzynFffkjA6XN+1e2pEv/uKS5Ulca40g2L7KuOE3riasHoNVHOsFD5KKZgDsMk1CP3Tw9s+A==",
       "dev": true,
       "requires": {
         "@types/estree": "*",
@@ -1648,9 +1648,9 @@
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     "typescript": {
-      "version": "3.7.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.7.5.tgz",
-      "integrity": "sha512-/P5lkRXkWHNAbcJIiHPfRoKqyd7bsyCma1hZNUGfn20qm64T6ZBlrzprymeu918H+mB/0rIg2gGK/BXkhhYgBw==",
+      "version": "3.9.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.5.tgz",
+      "integrity": "sha512-hSAifV3k+i6lEoCJ2k6R2Z/rp/H3+8sdmcn5NrS3/3kE7+RyZXm9aqvxWqjEXHAd8b0pShatpcdMTvEdvAJltQ==",
       "dev": true
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diff --git a/package.json b/package.json
index e2f3fb4..f75205c 100644
--- a/package.json
+++ b/package.json
@@ -6,6 +6,10 @@
   "module": "./src/y-websocket.js",
   "types": "./dist/src/y-websocket.d.ts",
   "sideEffects": false,
+  "funding": {
+    "type": "GitHub Sponsors ❤",
+    "url": "https://github.com/sponsors/dmonad"
+  },
   "scripts": {
     "start": "node ./bin/server.js",
     "dist": "rm -rf dist && rollup -c && tsc",
@@ -41,14 +45,14 @@
     ]
   },
   "dependencies": {
-    "lib0": "^0.2.22",
+    "lib0": "^0.2.28",
     "y-protocols": "^0.2.3"
   },
   "devDependencies": {
-    "rollup": "^1.31.1",
+    "rollup": "^1.32.1",
     "rollup-cli": "^1.0.9",
     "standard": "^12.0.1",
-    "typescript": "^3.7.5",
+    "typescript": "^3.9.5",
     "yjs": "13.0.5"
   },
   "peerDependenies": {