diff --git a/package-lock.json b/package-lock.json
index 79cc827..ea34f6f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,8 +16,8 @@
       "devDependencies": {
         "@commitlint/cli": "11.0.0",
         "@commitlint/config-angular": "11.0.0",
-        "@nestjs/common": "7.6.8",
-        "@nestjs/core": "7.6.8",
+        "@nestjs/common": "7.6.9",
+        "@nestjs/core": "7.6.9",
         "@types/lodash": "4.14.168",
         "@typescript-eslint/eslint-plugin": "4.14.2",
         "@typescript-eslint/parser": "4.14.2",
@@ -535,9 +535,9 @@
       }
     },
     "node_modules/@nestjs/common": {
-      "version": "7.6.8",
-      "resolved": "https://registry.npmjs.org/@nestjs/common/-/common-7.6.8.tgz",
-      "integrity": "sha512-w3c0T0kfPSkWf5QDYn2FHrItyBT/vxCohrppK/LmFqcUQ6pXG8Yj1MKqgpG94LFsLMJgAvlYfhQ4dHOu72i0LQ==",
+      "version": "7.6.9",
+      "resolved": "https://registry.npmjs.org/@nestjs/common/-/common-7.6.9.tgz",
+      "integrity": "sha512-6PU5JB6RbRTo3rdq+RFayoIVUcORg7G040RYvKv0JqEZIkTUIFV9rcob8ZeK9NjOWV8ozgiPkQZGJHPHVlpo5A==",
       "dev": true,
       "dependencies": {
         "axios": "0.21.1",
@@ -575,9 +575,9 @@
       "dev": true
     },
     "node_modules/@nestjs/core": {
-      "version": "7.6.8",
-      "resolved": "https://registry.npmjs.org/@nestjs/core/-/core-7.6.8.tgz",
-      "integrity": "sha512-BmzRYCS0zp4gFiHlqaHMjWKOCXhAJdUmbSY9VCIaUju5lntRK1m1faTW9z+drNSdsW/1E/zbku8yAqyUeCa+lg==",
+      "version": "7.6.9",
+      "resolved": "https://registry.npmjs.org/@nestjs/core/-/core-7.6.9.tgz",
+      "integrity": "sha512-ihuSN4gFNvY5cdcDEoRiH0sQx985tIvc49I4+zxG4IFORtmGKP5O5dfNfc+HrpHKk0Nv1tjZdt2F1YqgBQr8iw==",
       "dev": true,
       "hasInstallScript": true,
       "dependencies": {
@@ -5117,9 +5117,9 @@
       }
     },
     "@nestjs/common": {
-      "version": "7.6.8",
-      "resolved": "https://registry.npmjs.org/@nestjs/common/-/common-7.6.8.tgz",
-      "integrity": "sha512-w3c0T0kfPSkWf5QDYn2FHrItyBT/vxCohrppK/LmFqcUQ6pXG8Yj1MKqgpG94LFsLMJgAvlYfhQ4dHOu72i0LQ==",
+      "version": "7.6.9",
+      "resolved": "https://registry.npmjs.org/@nestjs/common/-/common-7.6.9.tgz",
+      "integrity": "sha512-6PU5JB6RbRTo3rdq+RFayoIVUcORg7G040RYvKv0JqEZIkTUIFV9rcob8ZeK9NjOWV8ozgiPkQZGJHPHVlpo5A==",
       "dev": true,
       "requires": {
         "axios": "0.21.1",
@@ -5137,9 +5137,9 @@
       }
     },
     "@nestjs/core": {
-      "version": "7.6.8",
-      "resolved": "https://registry.npmjs.org/@nestjs/core/-/core-7.6.8.tgz",
-      "integrity": "sha512-BmzRYCS0zp4gFiHlqaHMjWKOCXhAJdUmbSY9VCIaUju5lntRK1m1faTW9z+drNSdsW/1E/zbku8yAqyUeCa+lg==",
+      "version": "7.6.9",
+      "resolved": "https://registry.npmjs.org/@nestjs/core/-/core-7.6.9.tgz",
+      "integrity": "sha512-ihuSN4gFNvY5cdcDEoRiH0sQx985tIvc49I4+zxG4IFORtmGKP5O5dfNfc+HrpHKk0Nv1tjZdt2F1YqgBQr8iw==",
       "dev": true,
       "requires": {
         "@nuxtjs/opencollective": "0.3.2",
diff --git a/package.json b/package.json
index b8e63f1..5467b10 100644
--- a/package.json
+++ b/package.json
@@ -46,8 +46,8 @@
   "devDependencies": {
     "@commitlint/cli": "11.0.0",
     "@commitlint/config-angular": "11.0.0",
-    "@nestjs/common": "7.6.8",
-    "@nestjs/core": "7.6.8",
+    "@nestjs/common": "7.6.9",
+    "@nestjs/core": "7.6.9",
     "@types/lodash": "4.14.168",
     "@typescript-eslint/eslint-plugin": "4.14.2",
     "@typescript-eslint/parser": "4.14.2",
diff --git a/sample/01-complete-app/package-lock.json b/sample/01-complete-app/package-lock.json
index 5b13ada..3cb8cb0 100644
--- a/sample/01-complete-app/package-lock.json
+++ b/sample/01-complete-app/package-lock.json
@@ -9,9 +9,9 @@
       "version": "1.0.0",
       "license": "MIT",
       "dependencies": {
-        "@nestjs/common": "7.6.8",
-        "@nestjs/core": "7.6.8",
-        "@nestjs/platform-express": "7.6.8",
+        "@nestjs/common": "7.6.9",
+        "@nestjs/core": "7.6.9",
+        "@nestjs/platform-express": "7.6.9",
         "dotenv": "8.2.0",
         "nestjs-telegraf": "2.0.0-beta.4",
         "reflect-metadata": "0.1.13",
@@ -22,7 +22,7 @@
       "devDependencies": {
         "@nestjs/cli": "7.5.4",
         "@nestjs/schematics": "7.2.7",
-        "@nestjs/testing": "7.6.8",
+        "@nestjs/testing": "7.6.9",
         "@types/express": "4.17.11",
         "@types/jest": "26.0.20",
         "@types/node": "14.14.22",
@@ -1473,9 +1473,9 @@
       }
     },
     "node_modules/@nestjs/common": {
-      "version": "7.6.8",
-      "resolved": "https://registry.npmjs.org/@nestjs/common/-/common-7.6.8.tgz",
-      "integrity": "sha512-w3c0T0kfPSkWf5QDYn2FHrItyBT/vxCohrppK/LmFqcUQ6pXG8Yj1MKqgpG94LFsLMJgAvlYfhQ4dHOu72i0LQ==",
+      "version": "7.6.9",
+      "resolved": "https://registry.npmjs.org/@nestjs/common/-/common-7.6.9.tgz",
+      "integrity": "sha512-6PU5JB6RbRTo3rdq+RFayoIVUcORg7G040RYvKv0JqEZIkTUIFV9rcob8ZeK9NjOWV8ozgiPkQZGJHPHVlpo5A==",
       "dependencies": {
         "axios": "0.21.1",
         "iterare": "1.2.1",
@@ -1514,9 +1514,9 @@
       }
     },
     "node_modules/@nestjs/core": {
-      "version": "7.6.8",
-      "resolved": "https://registry.npmjs.org/@nestjs/core/-/core-7.6.8.tgz",
-      "integrity": "sha512-BmzRYCS0zp4gFiHlqaHMjWKOCXhAJdUmbSY9VCIaUju5lntRK1m1faTW9z+drNSdsW/1E/zbku8yAqyUeCa+lg==",
+      "version": "7.6.9",
+      "resolved": "https://registry.npmjs.org/@nestjs/core/-/core-7.6.9.tgz",
+      "integrity": "sha512-ihuSN4gFNvY5cdcDEoRiH0sQx985tIvc49I4+zxG4IFORtmGKP5O5dfNfc+HrpHKk0Nv1tjZdt2F1YqgBQr8iw==",
       "hasInstallScript": true,
       "dependencies": {
         "@nuxtjs/opencollective": "0.3.2",
@@ -1560,9 +1560,9 @@
       }
     },
     "node_modules/@nestjs/platform-express": {
-      "version": "7.6.8",
-      "resolved": "https://registry.npmjs.org/@nestjs/platform-express/-/platform-express-7.6.8.tgz",
-      "integrity": "sha512-N/DvK4z3AzAf4LvDhWgfVEyQ4G3Wrijr7UUjUZ0k/h/2M8mSrC1H39iVBTlpbHSS5tYu2OONFg+lRxkJmcmL3w==",
+      "version": "7.6.9",
+      "resolved": "https://registry.npmjs.org/@nestjs/platform-express/-/platform-express-7.6.9.tgz",
+      "integrity": "sha512-Q38mE2YSrZjrVZnuFLFWKKty/gTRvvb+OkOwRs9Paxjt67G+ufCkWl6Z5fQuc1wUfCL/LoRvUb447kKE0zkaXQ==",
       "dependencies": {
         "body-parser": "1.19.0",
         "cors": "2.8.5",
@@ -1721,9 +1721,9 @@
       }
     },
     "node_modules/@nestjs/testing": {
-      "version": "7.6.8",
-      "resolved": "https://registry.npmjs.org/@nestjs/testing/-/testing-7.6.8.tgz",
-      "integrity": "sha512-Jz9LNbgEMDLvijlBfWJnbAfWxj8I838Uk2EKwsDMjOl7plDvaYxmvu2B2QFQyAR7wK7VBZsAv7KiojvvFbHz+g==",
+      "version": "7.6.9",
+      "resolved": "https://registry.npmjs.org/@nestjs/testing/-/testing-7.6.9.tgz",
+      "integrity": "sha512-1nWuW7WHMXoiuhYPeL2+IWtR3742jYUMxduIpPLxjaeHxBmM161ylbPOkinCxgdKzVjFMblwTKXG4xIjEjrD+Q==",
       "dev": true,
       "dependencies": {
         "optional": "0.1.4",
@@ -14028,9 +14028,9 @@
       }
     },
     "@nestjs/common": {
-      "version": "7.6.8",
-      "resolved": "https://registry.npmjs.org/@nestjs/common/-/common-7.6.8.tgz",
-      "integrity": "sha512-w3c0T0kfPSkWf5QDYn2FHrItyBT/vxCohrppK/LmFqcUQ6pXG8Yj1MKqgpG94LFsLMJgAvlYfhQ4dHOu72i0LQ==",
+      "version": "7.6.9",
+      "resolved": "https://registry.npmjs.org/@nestjs/common/-/common-7.6.9.tgz",
+      "integrity": "sha512-6PU5JB6RbRTo3rdq+RFayoIVUcORg7G040RYvKv0JqEZIkTUIFV9rcob8ZeK9NjOWV8ozgiPkQZGJHPHVlpo5A==",
       "requires": {
         "axios": "0.21.1",
         "iterare": "1.2.1",
@@ -14046,9 +14046,9 @@
       }
     },
     "@nestjs/core": {
-      "version": "7.6.8",
-      "resolved": "https://registry.npmjs.org/@nestjs/core/-/core-7.6.8.tgz",
-      "integrity": "sha512-BmzRYCS0zp4gFiHlqaHMjWKOCXhAJdUmbSY9VCIaUju5lntRK1m1faTW9z+drNSdsW/1E/zbku8yAqyUeCa+lg==",
+      "version": "7.6.9",
+      "resolved": "https://registry.npmjs.org/@nestjs/core/-/core-7.6.9.tgz",
+      "integrity": "sha512-ihuSN4gFNvY5cdcDEoRiH0sQx985tIvc49I4+zxG4IFORtmGKP5O5dfNfc+HrpHKk0Nv1tjZdt2F1YqgBQr8iw==",
       "requires": {
         "@nuxtjs/opencollective": "0.3.2",
         "fast-safe-stringify": "2.0.7",
@@ -14067,9 +14067,9 @@
       }
     },
     "@nestjs/platform-express": {
-      "version": "7.6.8",
-      "resolved": "https://registry.npmjs.org/@nestjs/platform-express/-/platform-express-7.6.8.tgz",
-      "integrity": "sha512-N/DvK4z3AzAf4LvDhWgfVEyQ4G3Wrijr7UUjUZ0k/h/2M8mSrC1H39iVBTlpbHSS5tYu2OONFg+lRxkJmcmL3w==",
+      "version": "7.6.9",
+      "resolved": "https://registry.npmjs.org/@nestjs/platform-express/-/platform-express-7.6.9.tgz",
+      "integrity": "sha512-Q38mE2YSrZjrVZnuFLFWKKty/gTRvvb+OkOwRs9Paxjt67G+ufCkWl6Z5fQuc1wUfCL/LoRvUb447kKE0zkaXQ==",
       "requires": {
         "body-parser": "1.19.0",
         "cors": "2.8.5",
@@ -14182,9 +14182,9 @@
       }
     },
     "@nestjs/testing": {
-      "version": "7.6.8",
-      "resolved": "https://registry.npmjs.org/@nestjs/testing/-/testing-7.6.8.tgz",
-      "integrity": "sha512-Jz9LNbgEMDLvijlBfWJnbAfWxj8I838Uk2EKwsDMjOl7plDvaYxmvu2B2QFQyAR7wK7VBZsAv7KiojvvFbHz+g==",
+      "version": "7.6.9",
+      "resolved": "https://registry.npmjs.org/@nestjs/testing/-/testing-7.6.9.tgz",
+      "integrity": "sha512-1nWuW7WHMXoiuhYPeL2+IWtR3742jYUMxduIpPLxjaeHxBmM161ylbPOkinCxgdKzVjFMblwTKXG4xIjEjrD+Q==",
       "dev": true,
       "requires": {
         "optional": "0.1.4",
diff --git a/sample/01-complete-app/package.json b/sample/01-complete-app/package.json
index 4e412db..4c10593 100644
--- a/sample/01-complete-app/package.json
+++ b/sample/01-complete-app/package.json
@@ -20,9 +20,9 @@
     "test:e2e": "jest --config ./test/jest-e2e.json"
   },
   "dependencies": {
-    "@nestjs/common": "7.6.8",
-    "@nestjs/core": "7.6.8",
-    "@nestjs/platform-express": "7.6.8",
+    "@nestjs/common": "7.6.9",
+    "@nestjs/core": "7.6.9",
+    "@nestjs/platform-express": "7.6.9",
     "dotenv": "8.2.0",
     "nestjs-telegraf": "2.0.0-beta.4",
     "reflect-metadata": "0.1.13",
@@ -33,7 +33,7 @@
   "devDependencies": {
     "@nestjs/cli": "7.5.4",
     "@nestjs/schematics": "7.2.7",
-    "@nestjs/testing": "7.6.8",
+    "@nestjs/testing": "7.6.9",
     "@types/express": "4.17.11",
     "@types/jest": "26.0.20",
     "@types/node": "14.14.22",