diff --git a/package-lock.json b/package-lock.json
index 883d8b4..6200a07 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "gsheet2json",
-  "version": "2.0.0",
+  "version": "1.0.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -9478,9 +9478,9 @@
       }
     },
     "terser": {
-      "version": "4.6.9",
-      "resolved": "https://registry.npmjs.org/terser/-/terser-4.6.9.tgz",
-      "integrity": "sha512-9UuZOApK4oiTpX4AjnWhTCY3fCqntS3ggPQOku9M3Rvr70VETYsuHjSGuRy0D7X/Z994hfnzMy6TQ/H0WQSmXQ==",
+      "version": "4.8.1",
+      "resolved": "https://registry.npmjs.org/terser/-/terser-4.8.1.tgz",
+      "integrity": "sha512-4GnLC0x667eJG0ewJTa6z/yXrbLGv80D9Ru6HIpCQmO+Q4PfEtBFi0ObSckqwL6VyQv/7ENJieXHo2ANmdQwgw==",
       "dev": true,
       "requires": {
         "commander": "^2.20.0",