diff --git a/package-lock.json b/package-lock.json
index 74caf73..c73195e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,58 +1,86 @@
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+  "lockfileVersion": 3,
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+        "fp-ts": "^2.0.3",
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-    "argparse": {
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-      "requires": {
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+      "license": "MIT",
+      "dependencies": {
         "argparse": "^1.0.7",
         "esprima": "^4.0.0"
+      },
+      "bin": {
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       }
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       "integrity": "sha1-R1jArjYVO5RsUsgMx0yQ1GOwrPA=",
-      "requires": {
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         "js-yaml": "^3.6.1"
       }
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-    "sprintf-js": {
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+        "node": ">=4.2.0"
+      }
     }
   }
 }