diff --git a/backend/Dockerfile b/backend/Dockerfile
index 3b49d23..ecc2c44 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -10,8 +10,8 @@ COPY package*.json ./
 # Copy prisma directory if it exists, otherwise we'll handle it
 COPY prisma ./prisma/
 
-# Install dependencies
-RUN npm install
+# Install dependencies (CACHE BUST: 2025-01-08)
+RUN npm install && echo "Cache bust: tinypdf-plus updated with dist"
 
 # Copy source
 COPY . .