diff --git a/Extension/package.json b/Extension/package.json
index 0e9b0d37d..c2531ddd7 100644
--- a/Extension/package.json
+++ b/Extension/package.json
@@ -7172,7 +7172,7 @@
         "watch": "yarn install && (yarn verify prep --quiet || yarn prep) && tsc --build tsconfig.json --watch",
         "rebuild": "yarn install && yarn clean && yarn prep && yarn build",
         "vsix-prepublish": "npm run bootstrap && yarn clean && yarn webpack",
-        "webpack": "yarn install && (yarn verify prep --quiet || yarn prep) && tsc --build ui.tsconfig.json && webpack --mode production --env vscode_nls",
+        "webpack": "yarn install --frozen-lockfile && (yarn verify prep --quiet || yarn prep) && tsc --build ui.tsconfig.json && webpack --mode production --env vscode_nls",
         "generate-native-strings": "ts-node -T ./.scripts/generateNativeStrings.ts",
         "generate-options-schema": "ts-node -T ./.scripts/generateOptionsSchema.ts",
         "copy-walkthrough-media": "ts-node -T ./.scripts/copyWalkthruMedia.ts",