Sylvain Beucler
--- a/_docs/build_path.md
+++ b/_docs/build_path.md
 In most cases however, post-processing is required to either remove the
 build path or to normalize it to a predefined value.

-For the specific case of [DWARF
+For the specific case of [debug
 symbols](https://en.wikipedia.org/wiki/DWARF), there is currently no good
-tool to
-change them to a pre-determined value after a build[^debugedit]. A work-around is to
-[define the build path as part of the build environment]({{ "/docs/perimeter/" | prepend: site.baseurl }}).
+post-processing tool to
+change them to a pre-determined value[^debugedit]. A work-around is to
+[define the build path as part of the build environment]({{ "/docs/perimeter/" | prepend: site.baseurl }}),
+however `reprotest` changes it so this makes it harder to assess reproducibility.
+Another work-around is GCC's `-fdebug-prefix-map`, though it does not