diff --git a/bin/domain-sift b/bin/domain-sift
index 4f909a8..52a32e1 100755
--- a/bin/domain-sift
+++ b/bin/domain-sift
@@ -135,7 +135,7 @@ EOT
 }
 
 if ( !@ARGV ) {
-	unveil_or_die map { $ARG, 'r' } @INC;
+	unveil_or_die map { ( $ARG, 'r' ) } @INC;
 }
 pledge_or_die qw(rpath);
 
diff --git a/lib/Domain/Sift/Manipulate.pm b/lib/Domain/Sift/Manipulate.pm
index 7e61799..76da8cf 100644
--- a/lib/Domain/Sift/Manipulate.pm
+++ b/lib/Domain/Sift/Manipulate.pm
@@ -28,7 +28,7 @@ Manipulate domains.
     my $sift_manipulate = Domain::Sift::Manipulate->new();
     my %domains = ( 'example.com', 'subdomain.example.com' );
 
-	# remove subdomain.example.com since *.example.com would match it
+    # remove subdomain.example.com since *.example.com would match it
     $sift_manipulate->reduce_domains(\%domains);
 
 =head1 SUBROUTINES/METHODS
@@ -48,7 +48,7 @@ sub new ($class) {
 
 =head2 reduce_domains
 
-	my $redundant_domains = $sift_manipulate->reduce_domains(\%example_domains);
+    my $redundant_domains = $sift_manipulate->reduce_domains(\%example_domains);
 
 Receives a reference to a hash of domain names and identifies redundant
 domains. If a domain and a subdomain are both keys in the hash, the
diff --git a/lib/Domain/Sift/Match.pm b/lib/Domain/Sift/Match.pm
index ddc2b50..2459576 100644
--- a/lib/Domain/Sift/Match.pm
+++ b/lib/Domain/Sift/Match.pm
@@ -22,7 +22,7 @@ Domain::Sift::Match - tools that match domains inside strings
 
 =head1 SYNOPSIS
 
-C<Domain::Sift::Match> offers a set of methods for matching domains.
+Domain::Sift::Match offers a set of methods for matching domains.
 
     use Domain::Sift::Match;
 
@@ -133,7 +133,7 @@ sub contains_domain ( $self, $example_domain ) {
 
 =head2 extract_domain
 
-	my $extracted_domain = $sift_match->extract_domain($example_line);
+    my $extracted_domain = $sift_match->extract_domain($example_line);
 
 Extracts and returns a domain from a given line of text, if present. It
 ignores comments and blank lines and skips lines containing certain IP