diff --git a/nginx-serve/Dockerfile b/nginx-serve/Dockerfile
index 9dd2d0b37..f41b31bf2 100644
--- a/nginx-serve/Dockerfile
+++ b/nginx-serve/Dockerfile
@@ -18,7 +18,7 @@ FROM runtime AS nginx-build
 # COPY app/package.json /code/app/
 COPY . /code
 
-RUN yarn install --network-concurrency 2
+RUN yarn install --frozen-lockfile --network-concurrency 2
 
 # Dynamic configs. Can be changed with containers. (Placeholder values)
 ENV APP_TITLE=APP_TITLE_PLACEHOLDER