diff --git a/dockerfiles/Dockerfile.snow-chibi-install-test b/dockerfiles/Dockerfile.snow-chibi-install-test
index e7d38af..43fcd69 100644
--- a/dockerfiles/Dockerfile.snow-chibi-install-test
+++ b/dockerfiles/Dockerfile.snow-chibi-install-test
@@ -13,7 +13,8 @@ RUN apt-get update && apt-get install -y \
     libmbedtls-dev \
     markdown \
     pandoc \
-    weasyprint
+    weasyprint \
+    chicken-bin
 RUN git clone https://github.com/Retropikzel/chibi-scheme.git --branch=snow-chibi-foreign-depends
 RUN cd chibi-scheme && make && make install
 RUN chicken-install r7rs