diff --git a/package-lock.json b/package-lock.json
index bf3995d..182a9b0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3001,9 +3001,9 @@
       }
     },
     "acorn": {
-      "version": "7.1.0",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.1.0.tgz",
-      "integrity": "sha512-kL5CuoXA/dgxlBbVrflsflzQ3PAas7RYZB52NOm/6839iVYJgKMJ3cQJD+t2i5+qFa8h3MDpEOJiS64E8JLnSQ==",
+      "version": "7.1.1",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.1.1.tgz",
+      "integrity": "sha512-add7dgA5ppRPxCFJoAGfMDi7PIBXq1RtGo7BhbLaxwrXPOmw8gq48Y9ozT01hUKy9byMjlR20EJhu5zlkErEkg==",
       "dev": true
     },
     "adm-zip": {
@@ -14452,9 +14452,9 @@
       },
       "dependencies": {
         "acorn": {
-          "version": "6.4.0",
-          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.4.0.tgz",
-          "integrity": "sha512-gac8OEcQ2Li1dxIEWGZzsp2BitJxwkwcOm0zHAJLcPJaVvm58FRnk6RkuLRpU1EujipU2ZFODv2P9DLMfnV8mw==",
+          "version": "6.4.1",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.4.1.tgz",
+          "integrity": "sha512-ZVA9k326Nwrj3Cj9jlh3wGFutC2ZornPNARZwsNYqQYgN0EsV2d53w5RN/co65Ohn4sUAUtb1rSUAOD6XN9idA==",
           "dev": true
         },
         "ajv": {
diff --git a/package.json b/package.json
index a7c028c..b4a30ef 100644
--- a/package.json
+++ b/package.json
@@ -9,8 +9,7 @@
     "build:app": "ng build ngx-tester --prod",
     "test": "ng test",
     "lint": "ng lint",
-    "e2e": "ng e2e",
-    "postinstall": "ngcc --properties es2015 browser module main --first-only --create-ivy-entry-points"
+    "e2e": "ng e2e"
   },
   "private": true,
   "dependencies": {