diff --git a/Dockerfile b/Dockerfile
index 0a974f8..750138d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -15,8 +15,7 @@ RUN echo "CACHE_BUST=$CACHE_BUST" \
  && echo "---- package-lock exists? ----" \
  && (test -f package-lock.json && echo "OK: package-lock.json found" || (echo "ERROR: package-lock.json NOT found" && exit 1))
 
-RUN --mount=type=cache,target=/root/.npm npm install --omit=dev
-
+RUN --mount=type=cache,target=/root/.npm npm ci --omit=dev
 COPY . .
 
 ENV NODE_ENV=production