diff --git a/Dockerfile b/Dockerfile
index ae9bce5..983b168 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,11 +4,12 @@ FROM python:3.11-slim
 WORKDIR /app
 
 # Install system dependencies
-# - Docker CLI for docker executor (docker.io only has daemon, need docker-cli for CLI)
+# - Docker CLI + Compose plugin for docker executor
 # - curl for health checks
 RUN apt-get update && \
     apt-get install -y --no-install-recommends \
         docker-cli \
+        docker-compose-plugin \
         curl \
     && rm -rf /var/lib/apt/lists/*