diff --git a/Dockerfile b/Dockerfile
index 7de9233..ed10268 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:22-alpine
+FROM node:22-bullseye-slim
 
 WORKDIR /app
 
@@ -8,6 +8,12 @@ RUN npm install --production
 
 RUN npm install -g pm2
 
+RUN wget -O /usr/share/keyrings/gpg-pub-moritzbunkus.gpg https://mkvtoolnix.download/gpg-pub-moritzbunkus.gpg \
+    && echo "deb [signed-by=/usr/share/keyrings/gpg-pub-moritzbunkus.gpg] https://mkvtoolnix.download/debian/ bookworm main" > /etc/apt/sources.list.d/mkvtoolnix.download.list \
+    && echo "deb-src [signed-by=/usr/share/keyrings/gpg-pub-moritzbunkus.gpg] https://mkvtoolnix.download/debian/ bookworm main" >> /etc/apt/sources.list.d/mkvtoolnix.download.list
+
+RUN apt update && apt install -y mkvtoolnix
+
 COPY . .
 
 EXPOSE 3000