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-rw-r--r--doc/src/sgml/mk_feature_tables.pl2
1 files changed, 2 insertions, 0 deletions
diff --git a/doc/src/sgml/mk_feature_tables.pl b/doc/src/sgml/mk_feature_tables.pl
index 45dea798cdd..93dab2132e1 100644
--- a/doc/src/sgml/mk_feature_tables.pl
+++ b/doc/src/sgml/mk_feature_tables.pl
@@ -2,6 +2,8 @@
# doc/src/sgml/mk_feature_tables.pl
+use strict;
+
my $yesno = $ARGV[0];
open PACK, $ARGV[1] or die;