1 files changed, 1 insertions, 1 deletions
diff --git a/incdec.pm b/incdec.pm
index 6e1d83f..76ac684 100644
--- a/incdec.pm
+++ b/incdec.pm
@@ -27,7 +27,7 @@ sub incdec {
 	$point_position ||= 0;
 	$is_backward ||= 0;
 
-	my $number_regex = '-?([1-9]\d*|0\D|0$)';
+	my $number_regex = q/-?([1-9]\d*|0\D|0$)/;
 
 	my $start_position = 0;
 	my $previous_match_start = 0;