diff --git a/.prettierrc b/.prettierrc
deleted file mode 100644
index d2504b4..0000000
--- a/.prettierrc
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-  "proseWrap": "never"
-}
diff --git a/package.json b/package.json
index e3f34ef..4550e7b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
-  "name": "excalidraw-portal",
   "dependencies": {
+    "@excalidraw/prettier-config": "1.0.1",
     "@types/debug": "4.1.5",
     "@types/express": "4.17.11",
     "@types/node": "14.14.31",
@@ -14,6 +14,8 @@
   },
   "license": "MIT",
   "main": "dist/index.js",
+  "name": "excalidraw-portal",
+  "prettier": "@excalidraw/prettier-config",
   "scripts": {
     "build": "tsc",
     "format": "yarn prettier --write",
diff --git a/src/index.ts b/src/index.ts
index 70ec1fc..f63952c 100755
--- a/src/index.ts
+++ b/src/index.ts
@@ -48,7 +48,7 @@ io.on("connection", (socket) => {
     }
     io.in(roomID).emit(
       "room-user-change",
-      Object.keys(io.sockets.adapter.rooms[roomID].sockets)
+      Object.keys(io.sockets.adapter.rooms[roomID].sockets),
     );
   });
 
@@ -57,7 +57,7 @@ io.on("connection", (socket) => {
     (roomID: string, encryptedData: ArrayBuffer, iv: Uint8Array) => {
       socketDebug(`${socket.id} sends update to ${roomID}`);
       socket.broadcast.to(roomID).emit("client-broadcast", encryptedData, iv);
-    }
+    },
   );
 
   socket.on(
@@ -67,14 +67,14 @@ io.on("connection", (socket) => {
       socket.volatile.broadcast
         .to(roomID)
         .emit("client-broadcast", encryptedData, iv);
-    }
+    },
   );
 
   socket.on("disconnecting", () => {
     const rooms = io.sockets.adapter.rooms;
     for (const roomID in socket.rooms) {
       const clients = Object.keys(rooms[roomID].sockets).filter(
-        (id) => id !== socket.id
+        (id) => id !== socket.id,
       );
       if (clients.length > 0) {
         socket.broadcast.to(roomID).emit("room-user-change", clients);
diff --git a/yarn.lock b/yarn.lock
index cd370f7..abbd7b8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2,6 +2,11 @@
 # yarn lockfile v1
 
 
+"@excalidraw/prettier-config@^1.0.1":
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/@excalidraw/prettier-config/-/prettier-config-1.0.1.tgz#e7dd900993fe2f4442196805c124b43d9e361be5"
+  integrity sha512-AktpMzImIKlIfd0WYfuMcBovPL8C56LZdMqc7om05l8F3AjH0lffUctqQr3uu9e3t8NIZM7tEIZsiqZ+XO0fRQ==
+
 "@types/body-parser@*":
   version "1.19.0"
   resolved "https://registry.yarnpkg.com/@types/body-parser/-/body-parser-1.19.0.tgz#0685b3c47eb3006ffed117cdd55164b61f80538f"
@@ -921,7 +926,7 @@ pinkie@^2.0.0:
   resolved "https://registry.yarnpkg.com/pinkie/-/pinkie-2.0.4.tgz#72556b80cfa0d48a974e80e77248e80ed4f7f870"
   integrity sha1-clVrgM+g1IqXToDnckjoDtT3+HA=
 
-prettier@2.2.1:
+prettier@^2.2.1:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.2.1.tgz#795a1a78dd52f073da0cd42b21f9c91381923ff5"
   integrity sha512-PqyhM2yCjg/oKkFPtTGUojv7gnZAoG80ttl45O6x2Ug/rMJw4wcc9k6aaf2hibP7BGVCCM33gZoGjyvt9mm16Q==