Dear Maintainer, In commit [1] a symlink to @types/node/tsc3.6 was included to mitigate regression introduced in 12.22.12 which dropped support for tsc 3.6 (Closes: #1014914) With this fix, other packages start to experience build errors, as example $ docker run -it --rm debian:bullseye-slim sh -c 'cat /etc/apt/sources.list | sed s/^deb/deb-src/ > /etc/apt/sources.list.d/srcs.list && apt update && apt install --no-install-recommends -y apt-src && apt-src install node-babel7 && apt-src build node-babel7' ... cp -rL /usr/share/nodejs/\@types/node ./node_modules/\@types cp: cannot copy cyclic symbolic link '/usr/share/nodejs/@types/node/tsc3.6' dh_auto_configure: error: cp -rL /usr/share/nodejs/\@types/node ./node_modules/\@types returned exit code 1 make: *** [debian/rules:15: binary] Error 255 dpkg-buildpackage: error: debian/rules binary subprocess returned exit status 2 E: Building failed I cannot confirm how many packages are affected but an initial list is: - node-babel7 - node-domutils - node-follow-redirects - node-htmlparser2 - node-jschardet - node-recast [1] https://salsa.debian.org/js- team/nodejs/-/commit/c7b5bc3fb81df93b194bd9caa46bea6f226a9f7a Thanks in advance! Walter