diff --git a/package-lock.json b/package-lock.json
index dada9a5..87fc420 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "async-bounds",
-  "version": "1.0.0",
+  "version": "1.4.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -26,9 +26,9 @@
       }
     },
     "acorn": {
-      "version": "7.0.0",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.0.0.tgz",
-      "integrity": "sha512-PaF/MduxijYYt7unVGRuds1vBC9bFxbNf+VWqhOClfdgy7RlVkQqt610ig1/yxTgsDIfW1cWDel5EBbOy3jdtQ==",
+      "version": "7.4.1",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.4.1.tgz",
+      "integrity": "sha512-nQyp0o1/mNdbTO1PO6kHkwSrmgZ0MT/jCCpNiwbUjGoRN4dlBhqJtoQuCnEOKzgTVwg0ZWiCoQy6SxMebQVh8A==",
       "dev": true
     },
     "builtin-modules": {