diff --git a/packages/angular_devkit/build_angular/test/hello-world-lib/projects/lib/tsconfig.lib.json b/packages/angular_devkit/build_angular/test/hello-world-lib/projects/lib/tsconfig.lib.json
index 63dd9b693892..953df1b95597 100644
--- a/packages/angular_devkit/build_angular/test/hello-world-lib/projects/lib/tsconfig.lib.json
+++ b/packages/angular_devkit/build_angular/test/hello-world-lib/projects/lib/tsconfig.lib.json
@@ -1,15 +1,10 @@
 {
   "extends": "../../tsconfig.json",
   "compilerOptions": {
-    "target": "es2015",
     "declaration": true,
     "declarationMap": true,
     "inlineSources": true,
-    "types": [],
-    "lib": [
-      "dom",
-      "es2018"
-    ]
+    "types": []
   },
   "exclude": [
     "src/test.ts",
diff --git a/packages/schematics/angular/library/files/tsconfig.lib.json.template b/packages/schematics/angular/library/files/tsconfig.lib.json.template
index 202a2d21c6f9..353a24b4ac75 100644
--- a/packages/schematics/angular/library/files/tsconfig.lib.json.template
+++ b/packages/schematics/angular/library/files/tsconfig.lib.json.template
@@ -3,15 +3,10 @@
   "extends": "<%= relativePathToWorkspaceRoot %>/tsconfig.json",
   "compilerOptions": {
     "outDir": "<%= relativePathToWorkspaceRoot %>/out-tsc/lib",
-    "target": "es2015",
     "declaration": true,
     "declarationMap": true,
     "inlineSources": true,
-    "types": [],
-    "lib": [
-      "dom",
-      "es2018"
-    ]
+    "types": []
   },
   "exclude": [
     "src/test.ts",