diff --git a/Dockerfile b/Dockerfile
index 1f65649..2583815 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -32,10 +32,14 @@ COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
 COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
 COPY --from=builder --chown=nextjs:nodejs /app/public ./public
 
-# Migration assets — drizzle/ holds SQL + meta journal; migrate.mjs uses
-# drizzle-orm + postgres which Next.js standalone already traces in.
+# Migration assets — drizzle/ holds SQL + meta journal; migrate.mjs runs
+# at startup via the entrypoint. Explicitly copy the full drizzle-orm and
+# postgres packages because the standalone tracer only includes subpaths
+# the app itself imports, not the postgres-js/migrator subpath.
 COPY --from=builder --chown=nextjs:nodejs /app/drizzle ./drizzle
 COPY --from=builder --chown=nextjs:nodejs /app/scripts/migrate.mjs ./scripts/migrate.mjs
+COPY --from=builder --chown=nextjs:nodejs /app/node_modules/drizzle-orm ./node_modules/drizzle-orm
+COPY --from=builder --chown=nextjs:nodejs /app/node_modules/postgres ./node_modules/postgres
 COPY --chown=nextjs:nodejs docker-entrypoint.sh /usr/local/bin/docker-entrypoint.sh
 RUN chmod +x /usr/local/bin/docker-entrypoint.sh