diff --git a/samples/durable-functions/typescript/HelloCities/package-lock.json b/samples/durable-functions/typescript/HelloCities/package-lock.json
index bb0d53d..83aaf57 100644
--- a/samples/durable-functions/typescript/HelloCities/package-lock.json
+++ b/samples/durable-functions/typescript/HelloCities/package-lock.json
@@ -338,9 +338,9 @@
       }
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-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.23.tgz",
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+      "version": "4.18.1",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.18.1.tgz",
+      "integrity": "sha512-dMInicTPVE8d1e5otfwmmjlxkZoUpiVLwyeTdUsi/Caj/gfzzblBcCE5sRHV/AsjuCmxWrte2TNGSYuCeCq+0Q==",
       "license": "MIT"
     },
     "node_modules/math-intrinsics": {