diff --git a/dockerfile b/dockerfile
index 0a9914d..ee35783 100644
--- a/dockerfile
+++ b/dockerfile
@@ -10,7 +10,7 @@ RUN npm run build
 # prod
 FROM node:24-alpine
 WORKDIR /app
-RUN apk add --no-cache python3 make g++
+RUN apk add --no-cache python3 make g++ ffmpeg
 COPY package*.json ./
 RUN npm ci --only=production   # only prod deps
 COPY --from=builder /app/dist ./dist