diff --git a/package.json b/package.json
index b1b6c1b0..05bb66db 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,7 @@
     "jest-junit": "^12",
     "json-schema": "^0.3.0",
     "npm-check-updates": "^11",
-    "projen": "^0.29.14",
+    "projen": "^0.29.17",
     "standard-version": "^9",
     "ts-jest": "^26.5.6",
     "typescript": "^3.9.10"
diff --git a/tsconfig.eslint.json b/tsconfig.eslint.json
index 06833d13..00655d0b 100644
--- a/tsconfig.eslint.json
+++ b/tsconfig.eslint.json
@@ -6,7 +6,7 @@
     "inlineSourceMap": true,
     "inlineSources": true,
     "lib": [
-      "es2018"
+      "es2019"
     ],
     "module": "CommonJS",
     "noEmitOnError": false,
@@ -21,7 +21,7 @@
     "strictNullChecks": true,
     "strictPropertyInitialization": true,
     "stripInternal": true,
-    "target": "ES2018"
+    "target": "ES2019"
   },
   "include": [
     ".projenrc.js",
diff --git a/tsconfig.jest.json b/tsconfig.jest.json
index 06833d13..00655d0b 100644
--- a/tsconfig.jest.json
+++ b/tsconfig.jest.json
@@ -6,7 +6,7 @@
     "inlineSourceMap": true,
     "inlineSources": true,
     "lib": [
-      "es2018"
+      "es2019"
     ],
     "module": "CommonJS",
     "noEmitOnError": false,
@@ -21,7 +21,7 @@
     "strictNullChecks": true,
     "strictPropertyInitialization": true,
     "stripInternal": true,
-    "target": "ES2018"
+    "target": "ES2019"
   },
   "include": [
     ".projenrc.js",
diff --git a/tsconfig.json b/tsconfig.json
index 437c03da..77c475f9 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -8,7 +8,7 @@
     "inlineSourceMap": true,
     "inlineSources": true,
     "lib": [
-      "es2018"
+      "es2019"
     ],
     "module": "CommonJS",
     "noEmitOnError": false,
@@ -23,7 +23,7 @@
     "strictNullChecks": true,
     "strictPropertyInitialization": true,
     "stripInternal": true,
-    "target": "ES2018"
+    "target": "ES2019"
   },
   "include": [
     "src/**/*.ts"
diff --git a/yarn.lock b/yarn.lock
index 0f4396bd..248a84e9 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5180,10 +5180,10 @@ progress@^2.0.0, progress@^2.0.3:
   resolved "https://registry.yarnpkg.com/progress/-/progress-2.0.3.tgz#7e8cf8d8f5b8f239c1bc68beb4eb78567d572ef8"
   integrity sha512-7PiHtLll5LdnKIMw100I+8xJXR5gW2QwWYkT6iJva0bXitZKa/XMrSbdmg3r2Xnaidz9Qumd0VPaMrZlF9V9sA==
 
-projen@^0.29.14:
-  version "0.29.14"
-  resolved "https://registry.yarnpkg.com/projen/-/projen-0.29.14.tgz#5996088056329e3b3174763ea91fb365a03c8f02"
-  integrity sha512-4Cbr0r/Jt676jHQJtqZsk93WytkXODOMQ7Rf5ERUkmx9Z/DnIbCb6+UlrzQxlvZcB/Xb3cn2livZB9D/fLY26A==
+projen@^0.29.17:
+  version "0.29.17"
+  resolved "https://registry.yarnpkg.com/projen/-/projen-0.29.17.tgz#19622be20aff044f7648dfaecea2ee86a914a26f"
+  integrity sha512-BjPur+KOh8Tqbvhp/+FOfONWXP+i7nB+o0g64eYhlJYvpGw85lGGs3boFZJIC8ZFuzEG1hMx5+YxPp8M5U/hcA==
   dependencies:
     "@iarna/toml" "^2.2.5"
     chalk "^4.1.2"