diff --git a/dockerfiles/Dockerfile.snow-chibi-install-test b/dockerfiles/Dockerfile.snow-chibi-install-test
index ab25cab..c1f92ab 100644
--- a/dockerfiles/Dockerfile.snow-chibi-install-test
+++ b/dockerfiles/Dockerfile.snow-chibi-install-test
@@ -1,9 +1,7 @@
-ARG SCHEME=chibi
 FROM debian:bookworm AS build
 RUN apt-get update && apt-get install -y git make chicken-bin build-essential
 RUN chicken-install r7rs
 RUN git clone https://github.com/Retropikzel/compile-r7rs.git --depth=1
-RUN ls
 RUN cd compile-r7rs && make && make install
 
 ARG SCHEME=chibi