diff --git a/Dockerfile.jenkins b/Dockerfile.jenkins
index 733d2d1..1f5f125 100644
--- a/Dockerfile.jenkins
+++ b/Dockerfile.jenkins
@@ -1,2 +1,2 @@
 FROM schemers/gauche
-RUN apt update && apt install -y make wget
+RUN apt update && apt install -y make wget guix