diff --git a/lib/WeBWorK/Authen/Shibboleth.pm b/lib/WeBWorK/Authen/Shibboleth.pm
index a762a13aca..d0d1d419cb 100644
--- a/lib/WeBWorK/Authen/Shibboleth.pm
+++ b/lib/WeBWorK/Authen/Shibboleth.pm
@@ -32,9 +32,6 @@ C<conf/authen_shibboleth.conf.dist> file.
 
 =cut
 
-use strict;
-use warnings;
-
 use Digest;
 
 use WeBWorK::Debug qw(debug);