diff --git a/package-lock.json b/package-lock.json
index a6e6af7..a235bda 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -34,7 +34,7 @@
         "rxjs": "6.6.7",
         "telegraf": "4.3.0",
         "typedoc": "0.21.0",
-        "typescript": "4.2.4"
+        "typescript": "4.3.4"
       },
       "peerDependencies": {
         "@nestjs/common": "^6.7.0 || ^7.0.0",
@@ -4421,9 +4421,9 @@
       "dev": true
     },
     "node_modules/typescript": {
-      "version": "4.2.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.2.4.tgz",
-      "integrity": "sha512-V+evlYHZnQkaz8TRBuxTA92yZBPotr5H+WhQ7bD3hZUndx5tGOa1fuCgeSjxAzM1RiN5IzvadIXTVefuuwZCRg==",
+      "version": "4.3.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.4.tgz",
+      "integrity": "sha512-uauPG7XZn9F/mo+7MrsRjyvbxFpzemRjKEZXS4AK83oP2KKOJPvb+9cO/gmnv8arWZvhnjVOXz7B49m1l0e9Ew==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
@@ -7892,9 +7892,9 @@
       "dev": true
     },
     "typescript": {
-      "version": "4.2.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.2.4.tgz",
-      "integrity": "sha512-V+evlYHZnQkaz8TRBuxTA92yZBPotr5H+WhQ7bD3hZUndx5tGOa1fuCgeSjxAzM1RiN5IzvadIXTVefuuwZCRg==",
+      "version": "4.3.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.4.tgz",
+      "integrity": "sha512-uauPG7XZn9F/mo+7MrsRjyvbxFpzemRjKEZXS4AK83oP2KKOJPvb+9cO/gmnv8arWZvhnjVOXz7B49m1l0e9Ew==",
       "dev": true
     },
     "uglify-js": {
diff --git a/package.json b/package.json
index 52c465f..cdf3c57 100644
--- a/package.json
+++ b/package.json
@@ -75,7 +75,7 @@
     "rxjs": "6.6.7",
     "telegraf": "4.3.0",
     "typedoc": "0.21.0",
-    "typescript": "4.2.4"
+    "typescript": "4.3.4"
   },
   "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 22781e7..88bf4f8 100644
--- a/sample/01-complete-app/package-lock.json
+++ b/sample/01-complete-app/package-lock.json
@@ -39,7 +39,7 @@
         "ts-loader": "9.2.3",
         "ts-node": "10.0.0",
         "tsconfig-paths": "3.9.0",
-        "typescript": "4.2.4"
+        "typescript": "4.3.4"
       }
     },
     "node_modules/@angular-devkit/core": {
@@ -1522,6 +1522,19 @@
         "node": ">=8"
       }
     },
+    "node_modules/@nestjs/cli/node_modules/typescript": {
+      "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",
+        "tsserver": "bin/tsserver"
+      },
+      "engines": {
+        "node": ">=4.2.0"
+      }
+    },
     "node_modules/@nestjs/common": {
       "version": "7.6.17",
       "resolved": "https://registry.npmjs.org/@nestjs/common/-/common-7.6.17.tgz",
@@ -12059,9 +12072,9 @@
       "integrity": "sha512-Vq3kOF/UtsSvlS+goKMfRerXi3hGSDanEoB4UztZLvcPkAX9GS0ejYruAb5MpVSZjxX89szxf+2gxrNeZyuhBg=="
     },
     "node_modules/typescript": {
-      "version": "4.2.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.2.4.tgz",
-      "integrity": "sha512-V+evlYHZnQkaz8TRBuxTA92yZBPotr5H+WhQ7bD3hZUndx5tGOa1fuCgeSjxAzM1RiN5IzvadIXTVefuuwZCRg==",
+      "version": "4.3.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.4.tgz",
+      "integrity": "sha512-uauPG7XZn9F/mo+7MrsRjyvbxFpzemRjKEZXS4AK83oP2KKOJPvb+9cO/gmnv8arWZvhnjVOXz7B49m1l0e9Ew==",
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
@@ -13998,6 +14011,12 @@
           "requires": {
             "has-flag": "^4.0.0"
           }
+        },
+        "typescript": {
+          "version": "4.2.3",
+          "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.2.3.tgz",
+          "integrity": "sha512-qOcYwxaByStAWrBf4x0fibwZvMRG+r4cQoTjbPtUlrWjBHbmCAww1i448U0GJ+3cNNEtebDteo/cHOR3xJ4wEw==",
+          "dev": true
         }
       }
     },
@@ -22042,9 +22061,9 @@
       "integrity": "sha512-Vq3kOF/UtsSvlS+goKMfRerXi3hGSDanEoB4UztZLvcPkAX9GS0ejYruAb5MpVSZjxX89szxf+2gxrNeZyuhBg=="
     },
     "typescript": {
-      "version": "4.2.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.2.4.tgz",
-      "integrity": "sha512-V+evlYHZnQkaz8TRBuxTA92yZBPotr5H+WhQ7bD3hZUndx5tGOa1fuCgeSjxAzM1RiN5IzvadIXTVefuuwZCRg=="
+      "version": "4.3.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.4.tgz",
+      "integrity": "sha512-uauPG7XZn9F/mo+7MrsRjyvbxFpzemRjKEZXS4AK83oP2KKOJPvb+9cO/gmnv8arWZvhnjVOXz7B49m1l0e9Ew=="
     },
     "union-value": {
       "version": "1.0.1",
diff --git a/sample/01-complete-app/package.json b/sample/01-complete-app/package.json
index e3baada..2336594 100644
--- a/sample/01-complete-app/package.json
+++ b/sample/01-complete-app/package.json
@@ -50,7 +50,7 @@
     "ts-loader": "9.2.3",
     "ts-node": "10.0.0",
     "tsconfig-paths": "3.9.0",
-    "typescript": "4.2.4"
+    "typescript": "4.3.4"
   },
   "jest": {
     "moduleFileExtensions": [
diff --git a/website/package-lock.json b/website/package-lock.json
index c08896d..c7c660e 100644
--- a/website/package-lock.json
+++ b/website/package-lock.json
@@ -20,7 +20,7 @@
         "@types/react": "17.0.11",
         "@types/react-helmet": "6.1.1",
         "@types/react-router-dom": "5.1.7",
-        "typescript": "4.2.4"
+        "typescript": "4.3.4"
       }
     },
     "node_modules/@algolia/autocomplete-core": {
@@ -13063,9 +13063,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "4.2.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.2.4.tgz",
-      "integrity": "sha512-V+evlYHZnQkaz8TRBuxTA92yZBPotr5H+WhQ7bD3hZUndx5tGOa1fuCgeSjxAzM1RiN5IzvadIXTVefuuwZCRg==",
+      "version": "4.3.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.4.tgz",
+      "integrity": "sha512-uauPG7XZn9F/mo+7MrsRjyvbxFpzemRjKEZXS4AK83oP2KKOJPvb+9cO/gmnv8arWZvhnjVOXz7B49m1l0e9Ew==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
@@ -24715,9 +24715,9 @@
       }
     },
     "typescript": {
-      "version": "4.2.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.2.4.tgz",
-      "integrity": "sha512-V+evlYHZnQkaz8TRBuxTA92yZBPotr5H+WhQ7bD3hZUndx5tGOa1fuCgeSjxAzM1RiN5IzvadIXTVefuuwZCRg==",
+      "version": "4.3.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.4.tgz",
+      "integrity": "sha512-uauPG7XZn9F/mo+7MrsRjyvbxFpzemRjKEZXS4AK83oP2KKOJPvb+9cO/gmnv8arWZvhnjVOXz7B49m1l0e9Ew==",
       "dev": true
     },
     "ua-parser-js": {
diff --git a/website/package.json b/website/package.json
index 052c36e..164d1eb 100644
--- a/website/package.json
+++ b/website/package.json
@@ -36,6 +36,6 @@
     "@types/react": "17.0.11",
     "@types/react-helmet": "6.1.1",
     "@types/react-router-dom": "5.1.7",
-    "typescript": "4.2.4"
+    "typescript": "4.3.4"
   }
 }