diff --git a/worker/package-lock.json b/worker/package-lock.json
index 94f9984..5bb0d1b 100644
--- a/worker/package-lock.json
+++ b/worker/package-lock.json
@@ -1,793 +1,5 @@
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+  "lockfileVersion": 1
 }
diff --git a/worker/package.json b/worker/package.json
index ee53968..eb2dc92 100644
--- a/worker/package.json
+++ b/worker/package.json
@@ -6,7 +6,7 @@
   "dependencies": {
     "body-parser": "^1.19.0",
     "chalk": "^2.4.2",
-    "express": "^4.17.0",
+    "express": "^4.17.3",
     "ip-to-int": "^0.3.1",
     "jackpot": "0.0.6",
     "yargs": "^13.2.4"