diff --git a/lcthw-remnants-2/Dockerfile b/lcthw-remnants-2/Dockerfile
index 6a227e0..32e1b8b 100644
--- a/lcthw-remnants-2/Dockerfile
+++ b/lcthw-remnants-2/Dockerfile
@@ -3,4 +3,4 @@ FROM ubuntu:xenial
 ENV DEBIAN_FRONTEND noninteractive
 
 RUN apt-get update -yq
-RUN apt-get install -yq build-essential git man curl
+RUN apt-get install -yq build-essential git man curl file