diff --git a/Dockerfile b/Dockerfile
index 1cec38a..643d628 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Dockerfile for MCP Excalidraw Server
-# Builds the MCP server with SQLite persistence
+# Builds the MCP server with SQLite persistence (Alpine)
 
 # Stage 1: Build backend (TypeScript compilation + native modules)
 FROM node:20-alpine AS builder