diff --git a/Dockerfile b/Dockerfile
index 6af9c3b..eeb9e4c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 FROM alpine
 ADD script.sh /bin/
 RUN chmod +x /bin/script.sh
-RUN apk -Uuv add make
+RUN apk -Uuv add make patch
 ENTRYPOINT /bin/script.sh