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-rw-r--r--perl/lib/Nix/CopyClosure.pm1
1 files changed, 1 insertions, 0 deletions
diff --git a/perl/lib/Nix/CopyClosure.pm b/perl/lib/Nix/CopyClosure.pm
index 1520f1012..800feb3b4 100644
--- a/perl/lib/Nix/CopyClosure.pm
+++ b/perl/lib/Nix/CopyClosure.pm
@@ -57,6 +57,7 @@ sub copyTo {
if ($@) {
chomp $@;
warn "$@; falling back to old closure copying method\n";
+ $@ = "";
return oldCopyTo(@_);
}