diff --git a/dockerfiles/Dockerfile.snow-chibi-install-test b/dockerfiles/Dockerfile.snow-chibi-install-test
index b98e974..403e094 100644
--- a/dockerfiles/Dockerfile.snow-chibi-install-test
+++ b/dockerfiles/Dockerfile.snow-chibi-install-test
@@ -1,5 +1,5 @@
 ARG SCHEME=chibi
-FROM debian:bookworm-slim AS build
+FROM debian:bookworm AS build
 RUN apt-get update && apt-get install -y chicken-bin build-essential
 RUN chicken-install r7rs
 RUN git clone https://gitea.scheme.org/Retropikzel/compile-r7rs.git --depth=1
diff --git a/dockerfiles/Dockerfile.test b/dockerfiles/Dockerfile.test
index c512409..8a205e6 100644
--- a/dockerfiles/Dockerfile.test
+++ b/dockerfiles/Dockerfile.test
@@ -1,5 +1,5 @@
 ARG SCHEME=chibi
-FROM debian:bookworm-slim AS build
+FROM debian:bookworm AS build
 RUN apt-get update && apt-get install -y chicken-bin build-install
 RUN chicken-install r7rs
 RUN git clone https://gitea.scheme.org/Retropikzel/compile-r7rs.git --depth=1