diff --git a/packages/schematics/schematics/blank/project-files/tsconfig.json b/packages/schematics/schematics/blank/project-files/tsconfig.json
index 0b296985db87..c294d9b63384 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 e93f82906a18..eaf639af3937 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",