1 files changed, 1 insertions, 0 deletions
diff --git a/scripts/training/clean-corpus-n.perl b/scripts/training/clean-corpus-n.perl
index 40e4d8935..e1e96528c 100755
--- a/scripts/training/clean-corpus-n.perl
+++ b/scripts/training/clean-corpus-n.perl
@@ -1,6 +1,7 @@
 #!/usr/bin/env perl 
 
 # $Id: clean-corpus-n.perl 3633 2010-10-21 09:49:27Z phkoehn $
+use warnings;
 use strict;
 use Getopt::Long;
 my $help;