diff --git a/package-lock.json b/package-lock.json
index 8333354..e56545f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -32,7 +32,7 @@
         "rxjs": "6.6.6",
         "telegraf": "4.1.2",
         "typedoc": "0.20.29",
-        "typescript": "4.1.5"
+        "typescript": "4.2.3"
       },
       "peerDependencies": {
         "@nestjs/common": "^6.7.0 || ^7.0.0",
@@ -4331,9 +4331,9 @@
       "dev": true
     },
     "node_modules/typescript": {
-      "version": "4.1.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.1.5.tgz",
-      "integrity": "sha512-6OSu9PTIzmn9TCDiovULTnET6BgXtDYL4Gg4szY+cGsc3JP1dQL8qvE8kShTRx1NIw4Q9IBHlwODjkjWEtMUyA==",
+      "version": "4.2.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.2.3.tgz",
+      "integrity": "sha512-qOcYwxaByStAWrBf4x0fibwZvMRG+r4cQoTjbPtUlrWjBHbmCAww1i448U0GJ+3cNNEtebDteo/cHOR3xJ4wEw==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
@@ -7808,9 +7808,9 @@
       "dev": true
     },
     "typescript": {
-      "version": "4.1.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.1.5.tgz",
-      "integrity": "sha512-6OSu9PTIzmn9TCDiovULTnET6BgXtDYL4Gg4szY+cGsc3JP1dQL8qvE8kShTRx1NIw4Q9IBHlwODjkjWEtMUyA==",
+      "version": "4.2.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.2.3.tgz",
+      "integrity": "sha512-qOcYwxaByStAWrBf4x0fibwZvMRG+r4cQoTjbPtUlrWjBHbmCAww1i448U0GJ+3cNNEtebDteo/cHOR3xJ4wEw==",
       "dev": true
     },
     "uglify-js": {
diff --git a/package.json b/package.json
index 08a770f..25dd2cd 100644
--- a/package.json
+++ b/package.json
@@ -62,7 +62,7 @@
     "rxjs": "6.6.6",
     "telegraf": "4.1.2",
     "typedoc": "0.20.29",
-    "typescript": "4.1.5"
+    "typescript": "4.2.3"
   },
   "peerDependencies": {
     "@nestjs/common": "^6.7.0 || ^7.0.0",
diff --git a/sample/01-complete-app/package-lock.json b/sample/01-complete-app/package-lock.json
index 1363067..1f5a1db 100644
--- a/sample/01-complete-app/package-lock.json
+++ b/sample/01-complete-app/package-lock.json
@@ -39,7 +39,7 @@
         "ts-loader": "8.0.17",
         "ts-node": "9.1.1",
         "tsconfig-paths": "3.9.0",
-        "typescript": "4.1.5"
+        "typescript": "4.2.3"
       }
     },
     "node_modules/@angular-devkit/core": {
@@ -1484,6 +1484,19 @@
         "node": ">=8"
       }
     },
+    "node_modules/@nestjs/cli/node_modules/typescript": {
+      "version": "4.1.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.1.5.tgz",
+      "integrity": "sha512-6OSu9PTIzmn9TCDiovULTnET6BgXtDYL4Gg4szY+cGsc3JP1dQL8qvE8kShTRx1NIw4Q9IBHlwODjkjWEtMUyA==",
+      "dev": true,
+      "bin": {
+        "tsc": "bin/tsc",
+        "tsserver": "bin/tsserver"
+      },
+      "engines": {
+        "node": ">=4.2.0"
+      }
+    },
     "node_modules/@nestjs/common": {
       "version": "7.6.13",
       "resolved": "https://registry.npmjs.org/@nestjs/common/-/common-7.6.13.tgz",
@@ -12045,9 +12058,9 @@
       "integrity": "sha512-VfsuVP4uqk9yllRpaGp9yFpzvLKXghFCOSc3TVi+fy1IL2Bi4z2gJ9rMgVSSug4pWQP8Ui7Isvl14yYV8VEWaQ=="
     },
     "node_modules/typescript": {
-      "version": "4.1.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.1.5.tgz",
-      "integrity": "sha512-6OSu9PTIzmn9TCDiovULTnET6BgXtDYL4Gg4szY+cGsc3JP1dQL8qvE8kShTRx1NIw4Q9IBHlwODjkjWEtMUyA==",
+      "version": "4.2.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.2.3.tgz",
+      "integrity": "sha512-qOcYwxaByStAWrBf4x0fibwZvMRG+r4cQoTjbPtUlrWjBHbmCAww1i448U0GJ+3cNNEtebDteo/cHOR3xJ4wEw==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
@@ -13971,6 +13984,12 @@
           "requires": {
             "has-flag": "^4.0.0"
           }
+        },
+        "typescript": {
+          "version": "4.1.5",
+          "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.1.5.tgz",
+          "integrity": "sha512-6OSu9PTIzmn9TCDiovULTnET6BgXtDYL4Gg4szY+cGsc3JP1dQL8qvE8kShTRx1NIw4Q9IBHlwODjkjWEtMUyA==",
+          "dev": true
         }
       }
     },
@@ -22065,9 +22084,9 @@
       "integrity": "sha512-VfsuVP4uqk9yllRpaGp9yFpzvLKXghFCOSc3TVi+fy1IL2Bi4z2gJ9rMgVSSug4pWQP8Ui7Isvl14yYV8VEWaQ=="
     },
     "typescript": {
-      "version": "4.1.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.1.5.tgz",
-      "integrity": "sha512-6OSu9PTIzmn9TCDiovULTnET6BgXtDYL4Gg4szY+cGsc3JP1dQL8qvE8kShTRx1NIw4Q9IBHlwODjkjWEtMUyA==",
+      "version": "4.2.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.2.3.tgz",
+      "integrity": "sha512-qOcYwxaByStAWrBf4x0fibwZvMRG+r4cQoTjbPtUlrWjBHbmCAww1i448U0GJ+3cNNEtebDteo/cHOR3xJ4wEw==",
       "dev": true
     },
     "union-value": {
diff --git a/sample/01-complete-app/package.json b/sample/01-complete-app/package.json
index 77cfbdd..eaf578e 100644
--- a/sample/01-complete-app/package.json
+++ b/sample/01-complete-app/package.json
@@ -50,7 +50,7 @@
     "ts-loader": "8.0.17",
     "ts-node": "9.1.1",
     "tsconfig-paths": "3.9.0",
-    "typescript": "4.1.5"
+    "typescript": "4.2.3"
   },
   "jest": {
     "moduleFileExtensions": [
diff --git a/website/package-lock.json b/website/package-lock.json
index f4d0fc0..572f5cd 100644
--- a/website/package-lock.json
+++ b/website/package-lock.json
@@ -20,7 +20,7 @@
         "@types/react": "17.0.2",
         "@types/react-helmet": "6.1.0",
         "@types/react-router-dom": "5.1.7",
-        "typescript": "4.1.5"
+        "typescript": "4.2.3"
       }
     },
     "node_modules/@algolia/autocomplete-core": {
@@ -15459,9 +15459,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "4.1.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.1.5.tgz",
-      "integrity": "sha512-6OSu9PTIzmn9TCDiovULTnET6BgXtDYL4Gg4szY+cGsc3JP1dQL8qvE8kShTRx1NIw4Q9IBHlwODjkjWEtMUyA==",
+      "version": "4.2.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.2.3.tgz",
+      "integrity": "sha512-qOcYwxaByStAWrBf4x0fibwZvMRG+r4cQoTjbPtUlrWjBHbmCAww1i448U0GJ+3cNNEtebDteo/cHOR3xJ4wEw==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
@@ -30195,9 +30195,9 @@
       }
     },
     "typescript": {
-      "version": "4.1.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.1.5.tgz",
-      "integrity": "sha512-6OSu9PTIzmn9TCDiovULTnET6BgXtDYL4Gg4szY+cGsc3JP1dQL8qvE8kShTRx1NIw4Q9IBHlwODjkjWEtMUyA==",
+      "version": "4.2.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.2.3.tgz",
+      "integrity": "sha512-qOcYwxaByStAWrBf4x0fibwZvMRG+r4cQoTjbPtUlrWjBHbmCAww1i448U0GJ+3cNNEtebDteo/cHOR3xJ4wEw==",
       "dev": true
     },
     "ua-parser-js": {
diff --git a/website/package.json b/website/package.json
index eb3074a..55e1485 100644
--- a/website/package.json
+++ b/website/package.json
@@ -36,6 +36,6 @@
     "@types/react": "17.0.2",
     "@types/react-helmet": "6.1.0",
     "@types/react-router-dom": "5.1.7",
-    "typescript": "4.1.5"
+    "typescript": "4.2.3"
   }
 }