diff --git a/packages/schematics/angular/library/files/__projectRoot__/tsconfig.lib.json b/packages/schematics/angular/library/files/__projectRoot__/tsconfig.lib.json
index 7f69a39eb0..2492a22ccb 100644
--- a/packages/schematics/angular/library/files/__projectRoot__/tsconfig.lib.json
+++ b/packages/schematics/angular/library/files/__projectRoot__/tsconfig.lib.json
@@ -14,7 +14,7 @@
     "types": [],
     "lib": [
       "dom",
-      "es2015"
+      "es2018"
     ]
   },
   "angularCompilerOptions": {
diff --git a/packages/schematics/angular/workspace/files/tsconfig.json b/packages/schematics/angular/workspace/files/tsconfig.json
index ef44e2862b..00f7573cee 100644
--- a/packages/schematics/angular/workspace/files/tsconfig.json
+++ b/packages/schematics/angular/workspace/files/tsconfig.json
@@ -13,7 +13,7 @@
       "node_modules/@types"
     ],
     "lib": [
-      "es2017",
+      "es2018",
       "dom"
     ]
   }
diff --git a/packages/schematics/schematics/blank/project-files/tsconfig.json b/packages/schematics/schematics/blank/project-files/tsconfig.json
index 0b296985db..c294d9b633 100644
--- a/packages/schematics/schematics/blank/project-files/tsconfig.json
+++ b/packages/schematics/schematics/blank/project-files/tsconfig.json
@@ -2,7 +2,7 @@
   "compilerOptions": {
     "baseUrl": "tsconfig",
     "lib": [
-      "es2017",
+      "es2018",
       "dom"
     ],
     "declaration": true,
diff --git a/packages/schematics/schematics/schematic/files/tsconfig.json b/packages/schematics/schematics/schematic/files/tsconfig.json
index e93f82906a..eaf639af39 100644
--- a/packages/schematics/schematics/schematic/files/tsconfig.json
+++ b/packages/schematics/schematics/schematic/files/tsconfig.json
@@ -2,7 +2,7 @@
   "compilerOptions": {
     "baseUrl": "tsconfig",
     "lib": [
-      "es2017",
+      "es2018",
       "dom"
     ],
     "module": "commonjs",
diff --git a/tsconfig.json b/tsconfig.json
index cfcdce05f5..08dd6a036a 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -24,7 +24,7 @@
     "strictNullChecks": true,
     "target": "es2016",
     "lib": [
-      "es2017"
+      "es2018"
     ],
     "baseUrl": "",
     "typeRoots": [