diff --git a/errors/400.pl b/errors/400.pl
index 7c947dbf29..2bfe3b80e5 100755
--- a/errors/400.pl
+++ b/errors/400.pl
@@ -16,8 +16,7 @@
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
 
-use strict;
-use warnings;
+use Modern::Perl;
 use CGI qw ( -utf8 );
 use C4::Auth;
 use C4::Output;
diff --git a/errors/401.pl b/errors/401.pl
index fcd2d88b16..52c74c2f09 100755
--- a/errors/401.pl
+++ b/errors/401.pl
@@ -15,8 +15,7 @@
 # Koha; if not, write to the Free Software Foundation, Inc.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
-use strict;
-use warnings;
+use Modern::Perl;
 use CGI qw ( -utf8 );
 use C4::Auth;
 use C4::Output;
diff --git a/errors/402.pl b/errors/402.pl
index 1a9f3a6876..b9431c4ef1 100755
--- a/errors/402.pl
+++ b/errors/402.pl
@@ -16,8 +16,7 @@
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
 
-use strict;
-use warnings;
+use Modern::Perl;
 use CGI qw ( -utf8 );
 use C4::Auth;
 use C4::Output;
diff --git a/errors/403.pl b/errors/403.pl
index 3a46f68a2f..78f4f08aa2 100755
--- a/errors/403.pl
+++ b/errors/403.pl
@@ -16,8 +16,7 @@
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
 
-use strict;
-use warnings;
+use Modern::Perl;
 use CGI qw ( -utf8 );
 use C4::Auth;
 use C4::Output;
diff --git a/errors/404.pl b/errors/404.pl
index 57191f1600..e5870ad83f 100755
--- a/errors/404.pl
+++ b/errors/404.pl
@@ -16,8 +16,7 @@
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
 
-use strict;
-use warnings;
+use Modern::Perl;
 use CGI qw ( -utf8 );
 use C4::Auth;
 use C4::Output;
diff --git a/errors/500.pl b/errors/500.pl
index 0008faf5c5..f3f73bac10 100755
--- a/errors/500.pl
+++ b/errors/500.pl
@@ -16,8 +16,7 @@
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
 
-use strict;
-use warnings;
+use Modern::Perl;
 use CGI qw ( -utf8 );
 use C4::Auth;
 use C4::Output;