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-rw-r--r--pkgs/applications/version-management/git-and-tools/fast-export/default.nix2
1 files changed, 1 insertions, 1 deletions
diff --git a/pkgs/applications/version-management/git-and-tools/fast-export/default.nix b/pkgs/applications/version-management/git-and-tools/fast-export/default.nix
index bb3bc806a68a..474faa30467b 100644
--- a/pkgs/applications/version-management/git-and-tools/fast-export/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/fast-export/default.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation {
mv *.py $l
for p in $out/bin/*.sh; do
wrapProgram $p \
- --prefix PYTHONPATH : "$(echo ${mercurial}/lib/python*/site-packages):$(echo ${mercurial.python}/lib/python*/site-packages)${stdenv.lib.concatMapStrings (x: ":$(echo ${x}/lib/python*/site-packages)") mercurial.pythonPackages}" \
+ --prefix PYTHONPATH : "$(echo ${mercurial}/lib/python*/site-packages):$(echo ${mercurial.python}/lib/python*/site-packages)${stdenv.lib.concatMapStrings (x: ":$(echo ${x}/lib/python*/site-packages)") mercurial.pythonPackages or []}" \
--prefix PATH : "$(dirname $(type -p python))":$l
done
'';