diff --git a/pkgs/build-support/fetchdarcs/builder.sh b/pkgs/build-support/fetchdarcs/builder.sh
index a211de42da49..efff5ff5ebf9 100644
--- a/pkgs/build-support/fetchdarcs/builder.sh
+++ b/pkgs/build-support/fetchdarcs/builder.sh
@@ -12,7 +12,7 @@ fi
 
 header "getting $url $partial ${tagtext} into $out"
 
-darcs get --lazy --ephemeral $tagflags "$url" "$out"
+darcs get --lazy $tagflags "$url" "$out"
 # remove metadata, because it can change
 rm -rf "$out/_darcs"