diff --git a/Dockerfile.jenkins b/Dockerfile.jenkins
index c094bce..f2c3e5b 100644
--- a/Dockerfile.jenkins
+++ b/Dockerfile.jenkins
@@ -1,5 +1,5 @@
 FROM debian:trixie
-RUN apt-get update && apt-get -y install make docker.io git
+RUN apt-get update && apt-get -y install build-essential libffi-dev docker.io git
 RUN git clone https://github.com/ashinn/chibi-scheme.git --depth=1
 RUN cd chibi-scheme && make && make install
 RUN snow-chibi install --impls=chibi --always-yes test-r7rs