diff --git a/perl/Git.pm b/perl/Git.pm
index e2141b6381..97e61efaff 100644
--- a/perl/Git.pm
+++ b/perl/Git.pm
@@ -565,7 +565,7 @@ sub config {
 		my $E = shift;
 		if ($E->value() == 1) {
 			# Key not found.
-			return undef;
+			return;
 		} else {
 			throw $E;
 		}