diff --git a/sample/01-complete-app/package-lock.json b/sample/01-complete-app/package-lock.json
index 3663b60..5b13ada 100644
--- a/sample/01-complete-app/package-lock.json
+++ b/sample/01-complete-app/package-lock.json
@@ -13,7 +13,7 @@
         "@nestjs/core": "7.6.8",
         "@nestjs/platform-express": "7.6.8",
         "dotenv": "8.2.0",
-        "nestjs-telegraf": "2.0.0-beta.3",
+        "nestjs-telegraf": "2.0.0-beta.4",
         "reflect-metadata": "0.1.13",
         "rimraf": "3.0.2",
         "rxjs": "6.6.3",
@@ -9187,9 +9187,9 @@
       "dev": true
     },
     "node_modules/nestjs-telegraf": {
-      "version": "2.0.0-beta.3",
-      "resolved": "https://registry.npmjs.org/nestjs-telegraf/-/nestjs-telegraf-2.0.0-beta.3.tgz",
-      "integrity": "sha512-kMhPxftdB7g1eFyxlciGTF75EluiphevA7gMeQUYp/32MgRbEgu57iPfs9OyhMXdKPWf8ueL7W9/f0Nk5sK9+g==",
+      "version": "2.0.0-beta.4",
+      "resolved": "https://registry.npmjs.org/nestjs-telegraf/-/nestjs-telegraf-2.0.0-beta.4.tgz",
+      "integrity": "sha512-ACh05h+1VEAvGdcoCNcW4vNbmXjxDkI/PXC/zn2iBQWvc8n7yQFvqCvmIHNcsFnKUE2MVXD6PjQRZf7qrZDbmg==",
       "funding": [
         {
           "type": "individual",
@@ -19959,9 +19959,9 @@
       "dev": true
     },
     "nestjs-telegraf": {
-      "version": "2.0.0-beta.3",
-      "resolved": "https://registry.npmjs.org/nestjs-telegraf/-/nestjs-telegraf-2.0.0-beta.3.tgz",
-      "integrity": "sha512-kMhPxftdB7g1eFyxlciGTF75EluiphevA7gMeQUYp/32MgRbEgu57iPfs9OyhMXdKPWf8ueL7W9/f0Nk5sK9+g==",
+      "version": "2.0.0-beta.4",
+      "resolved": "https://registry.npmjs.org/nestjs-telegraf/-/nestjs-telegraf-2.0.0-beta.4.tgz",
+      "integrity": "sha512-ACh05h+1VEAvGdcoCNcW4vNbmXjxDkI/PXC/zn2iBQWvc8n7yQFvqCvmIHNcsFnKUE2MVXD6PjQRZf7qrZDbmg==",
       "requires": {}
     },
     "nice-try": {
diff --git a/sample/01-complete-app/package.json b/sample/01-complete-app/package.json
index 2615e34..4e412db 100644
--- a/sample/01-complete-app/package.json
+++ b/sample/01-complete-app/package.json
@@ -24,7 +24,7 @@
     "@nestjs/core": "7.6.8",
     "@nestjs/platform-express": "7.6.8",
     "dotenv": "8.2.0",
-    "nestjs-telegraf": "2.0.0-beta.3",
+    "nestjs-telegraf": "2.0.0-beta.4",
     "reflect-metadata": "0.1.13",
     "rimraf": "3.0.2",
     "rxjs": "6.6.3",