diff --git a/.dockleignore b/.dockleignore
index 7b17e9c9b5a1533a7dae2c6a6764b56d513eb42b..2f932664564137f205d5e901ce02cdce2e716569 100644
--- a/.dockleignore
+++ b/.dockleignore
@@ -1,2 +1,3 @@
+DKL-DI-0005
 DKL-DI-0006
 DKL-LI-0003
diff --git a/Dockerfile b/Dockerfile
index 9b6f2f7e30cac0a05b49e589b36c0246bbe98aa4..89a8d38f8c1cf6257c906d33f2b63835b31de0f6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -45,7 +45,6 @@ RUN --mount=type=cache,target=/var/cache/apt,sharing=locked \
 	&& apt-get update \
 	&& apt-get install -y --no-install-recommends \
 	ffmpeg tini \
-	&& rm -rf /var/lib/apt/lists \
 	&& corepack enable \
 	&& groupadd -g "${GID}" misskey \
 	&& useradd -l -u "${UID}" -g "${GID}" -m -d /misskey misskey \