diff --git a/Dockerfile b/Dockerfile
index abb4e5c..3ce91fd 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:stretch
+FROM debian:stretch-slim
 
 RUN apt-get update && apt-get install -y --no-install-recommends \
 		ovmf \