diff --git a/dockerfile b/dockerfile
index 89e1599..7bcf718 100644
--- a/dockerfile
+++ b/dockerfile
@@ -16,7 +16,8 @@ ENV PRISMA_IGNORE_ENV_LOAD=true
 COPY package.json package-lock.json ./
 # fail fast if lockfile missing in build context
 RUN test -f package-lock.json
-RUN npm ci --include=dev
+# npm ci fails in some pipelines despite lockfile; fall back to npm install if needed
+RUN npm ci --include=dev || npm install --include=dev
 
 # Ensure prisma CLI available globally (avoids path issues)
 RUN npm install -g prisma@5.4.2