diff --git a/.build.yml b/.build.yml
index 7aa8ccf..34c04b3 100644
--- a/.build.yml
+++ b/.build.yml
@@ -29,6 +29,7 @@ tasks:
       CC=clang CXX=clang++ make
       find out/ -maxdepth 1 -type f -exec readelf -d {} + | tee /dev/stderr | grep Shared | LC_ALL=C sort -u
   - manpages: |
+      sudo sh -c 'curl https://git.sr.ht/~nabijaczleweli/groff-1.23-unfucking/blob/trunk/mdoc.local >> /etc/groff/mdoc.local'
       git -C tzpfms/ worktree add ../tzpfms-man man
       cd tzpfms-man
       git ls-tree -z --name-only HEAD | xargs -0 rm -r