diff --git a/Dockerfile b/Dockerfile
index a8d3dbcd8..22c203f5e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -27,11 +27,11 @@ COPY --link ["packages/misskey-js/package.json", "./packages/misskey-js/"]
 COPY --link ["packages/misskey-reversi/package.json", "./packages/misskey-reversi/"]
 COPY --link ["packages/misskey-bubble-game/package.json", "./packages/misskey-bubble-game/"]
 
+ARG NODE_ENV=production
+
 RUN --mount=type=cache,target=/root/.local/share/pnpm/store,sharing=locked \
 	pnpm i --frozen-lockfile --aggregate-output
 
-COPY --link . ./
-
 ARG NODE_ENV=production
 
 RUN git submodule update --init
@@ -57,6 +57,8 @@ COPY --link ["packages/misskey-js/package.json", "./packages/misskey-js/"]
 COPY --link ["packages/misskey-reversi/package.json", "./packages/misskey-reversi/"]
 COPY --link ["packages/misskey-bubble-game/package.json", "./packages/misskey-bubble-game/"]
 
+ARG NODE_ENV=production
+
 RUN --mount=type=cache,target=/root/.local/share/pnpm/store,sharing=locked \
 	pnpm i --frozen-lockfile --aggregate-output