diff --git a/scripts/Dockerfile.build_deps.in b/scripts/Dockerfile.build_deps.in
index 08342c124..1e7a9bf2d 100644
--- a/scripts/Dockerfile.build_deps.in
+++ b/scripts/Dockerfile.build_deps.in
@@ -1,7 +1,14 @@
 FROM $base_image
 
+## /!\ /!\ /!\ /!\/!\ /!\ /!\
+## /!\ Don't forget fu update the variables 'dependencies' in
+## /!\ `create_docker_image.build_deps.sh` when modifyiing the
+## /!\  'COPY'edfiles.
+## /!\ /!\ /!\ /!\/!\ /!\ /!\
+
 COPY scripts/install_build_deps.sh scripts/version.sh tezos/scripts/
 COPY tezos-deps.opam tezos/
+
 RUN sudo apk update && \
     opam config exec -- ./tezos/scripts/install_build_deps.sh && \
     opam install ocp-indent && \
diff --git a/scripts/create_docker_image.build_deps.sh b/scripts/create_docker_image.build_deps.sh
index 202437ea2..534386068 100755
--- a/scripts/create_docker_image.build_deps.sh
+++ b/scripts/create_docker_image.build_deps.sh
@@ -28,7 +28,7 @@ sed -e 's|$base_image|'"$base_image"'|g' \
     scripts/Dockerfile.build_deps.in > Dockerfile
 
 ## Lookup for for prebuilt dependencies...
-dependencies="scripts/install_build_deps.sh tezos.opam Dockerfile"
+dependencies="scripts/install_build_deps.sh scripts/version.sh tezos-deps.opam Dockerfile"
 dependencies_sha1=$(docker inspect --format="{{ .RootFS.Layers }}" --type=image $base_image | sha1sum - $dependencies | sha1sum | tr -d ' -')
 if [ ! -z "$cached_image" ]; then
     echo