diff --git a/cdk-example/package-lock.json b/cdk-example/package-lock.json
index 6d2239647..074b0d7df 100644
--- a/cdk-example/package-lock.json
+++ b/cdk-example/package-lock.json
@@ -27,7 +27,7 @@
         "jest": "28.1.3",
         "ts-jest": "28.0.8",
         "ts-node": "10.9.1",
-        "typescript": "4.7.4"
+        "typescript": "4.9.4"
       },
       "engines": {
         "npm": ">=8.3.0"
@@ -4154,9 +4154,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "4.7.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.7.4.tgz",
-      "integrity": "sha512-C0WQT0gezHuw6AdY1M2jxUO83Rjf0HP7Sk1DtXj6j1EwkQNZrHAg2XPWlq62oqEhYvONq5pkC2Y9oPljWToLmQ==",
+      "version": "4.9.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.4.tgz",
+      "integrity": "sha512-Uz+dTXYzxXXbsFpM86Wh3dKCxrQqUcVMxwU54orwlJjOpO3ao8L7j5lH+dWfTwgCwIuM9GQ2kvVotzYJMXTBZg==",
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
@@ -7311,9 +7311,9 @@
       "dev": true
     },
     "typescript": {
-      "version": "4.7.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.7.4.tgz",
-      "integrity": "sha512-C0WQT0gezHuw6AdY1M2jxUO83Rjf0HP7Sk1DtXj6j1EwkQNZrHAg2XPWlq62oqEhYvONq5pkC2Y9oPljWToLmQ=="
+      "version": "4.9.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.4.tgz",
+      "integrity": "sha512-Uz+dTXYzxXXbsFpM86Wh3dKCxrQqUcVMxwU54orwlJjOpO3ao8L7j5lH+dWfTwgCwIuM9GQ2kvVotzYJMXTBZg=="
     },
     "update-browserslist-db": {
       "version": "1.0.5",
diff --git a/cdk-example/package.json b/cdk-example/package.json
index ee1bfb126..b9bcba357 100644
--- a/cdk-example/package.json
+++ b/cdk-example/package.json
@@ -24,7 +24,7 @@
     "jest": "28.1.3",
     "ts-jest": "28.0.8",
     "ts-node": "10.9.1",
-    "typescript": "4.7.4"
+    "typescript": "4.9.4"
   },
   "dependencies": {
     "@ts2asl/asl-lib": "0.1.35",
diff --git a/package-lock.json b/package-lock.json
index 7c2a00a6f..354621697 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,7 +16,7 @@
         "@types/jest": "28.1.8",
         "ts-node": "10.9.1",
         "turbo": "1.6.3",
-        "typescript": "4.7.4"
+        "typescript": "4.9.4"
       },
       "engines": {
         "npm": ">=8.3.0"
@@ -20786,9 +20786,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "4.7.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.7.4.tgz",
-      "integrity": "sha512-C0WQT0gezHuw6AdY1M2jxUO83Rjf0HP7Sk1DtXj6j1EwkQNZrHAg2XPWlq62oqEhYvONq5pkC2Y9oPljWToLmQ==",
+      "version": "4.9.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.4.tgz",
+      "integrity": "sha512-Uz+dTXYzxXXbsFpM86Wh3dKCxrQqUcVMxwU54orwlJjOpO3ao8L7j5lH+dWfTwgCwIuM9GQ2kvVotzYJMXTBZg==",
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
@@ -21769,7 +21769,7 @@
         "@types/mocha": "9.1.1",
         "jest": "28.1.3",
         "ts-jest": "28.0.8",
-        "typescript": "4.7.4"
+        "typescript": "4.9.4"
       }
     },
     "packages/asl-lib/node_modules/@babel/code-frame": {
@@ -22853,7 +22853,7 @@
         "constructs": "10.1.166",
         "jest": "28.1.3",
         "ts-jest": "28.0.8",
-        "typescript": "4.7.4"
+        "typescript": "4.9.4"
       },
       "peerDependencies": {
         "aws-cdk-lib": "^2.31.2",
@@ -23973,7 +23973,7 @@
         "shx": "0.3.4",
         "ts-node": "10.9.1",
         "tslib": "2.4.1",
-        "typescript": "4.7.4"
+        "typescript": "4.9.4"
       },
       "engines": {
         "node": ">=12.0.0"
@@ -34785,7 +34785,7 @@
         "@types/mocha": "9.1.1",
         "jest": "28.1.3",
         "ts-jest": "28.0.8",
-        "typescript": "4.7.4"
+        "typescript": "4.9.4"
       },
       "dependencies": {
         "@babel/code-frame": {
@@ -35609,7 +35609,7 @@
         "constructs": "10.1.166",
         "jest": "28.1.3",
         "ts-jest": "28.0.8",
-        "typescript": "4.7.4"
+        "typescript": "4.9.4"
       },
       "dependencies": {
         "@babel/code-frame": {
@@ -44485,7 +44485,7 @@
         "shx": "0.3.4",
         "ts-node": "10.9.1",
         "tslib": "2.4.1",
-        "typescript": "4.7.4"
+        "typescript": "4.9.4"
       },
       "dependencies": {
         "@eslint/eslintrc": {
@@ -44824,9 +44824,9 @@
       }
     },
     "typescript": {
-      "version": "4.7.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.7.4.tgz",
-      "integrity": "sha512-C0WQT0gezHuw6AdY1M2jxUO83Rjf0HP7Sk1DtXj6j1EwkQNZrHAg2XPWlq62oqEhYvONq5pkC2Y9oPljWToLmQ=="
+      "version": "4.9.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.4.tgz",
+      "integrity": "sha512-Uz+dTXYzxXXbsFpM86Wh3dKCxrQqUcVMxwU54orwlJjOpO3ao8L7j5lH+dWfTwgCwIuM9GQ2kvVotzYJMXTBZg=="
     },
     "unbox-primitive": {
       "version": "1.0.2",
diff --git a/package.json b/package.json
index e5b9523c2..9dc753e60 100644
--- a/package.json
+++ b/package.json
@@ -19,6 +19,6 @@
     "@types/jest": "28.1.8",
     "ts-node": "10.9.1",
     "turbo": "1.6.3",
-    "typescript": "4.7.4"
+    "typescript": "4.9.4"
   }
 }
diff --git a/packages/asl-lib/package.json b/packages/asl-lib/package.json
index 4f3b3598b..4f4549c52 100644
--- a/packages/asl-lib/package.json
+++ b/packages/asl-lib/package.json
@@ -21,6 +21,6 @@
     "@types/mocha": "9.1.1",
     "jest": "28.1.3",
     "ts-jest": "28.0.8",
-    "typescript": "4.7.4"
+    "typescript": "4.9.4"
   }
 }
diff --git a/packages/cdk/package.json b/packages/cdk/package.json
index fa306e0cf..f79428345 100644
--- a/packages/cdk/package.json
+++ b/packages/cdk/package.json
@@ -15,7 +15,7 @@
     "constructs": "10.1.166",
     "jest": "28.1.3",
     "ts-jest": "28.0.8",
-    "typescript": "4.7.4"
+    "typescript": "4.9.4"
   },
   "peerDependencies": {
     "aws-cdk-lib": "^2.31.2",
diff --git a/packages/cli/package.json b/packages/cli/package.json
index b3d50c896..7c28833eb 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -37,7 +37,7 @@
     "shx": "0.3.4",
     "ts-node": "10.9.1",
     "tslib": "2.4.1",
-    "typescript": "4.7.4"
+    "typescript": "4.9.4"
   },
   "oclif": {
     "bin": "ts2asl",