diff --git a/ALTree/to_rewrite.pm b/ALTree/to_rewrite.pm
index c2de94ff64969a145de74eda3b2a3436723a11bf..93411757725c35e62d0fe60c04fbd3375a15b749 100644
--- a/ALTree/to_rewrite.pm
+++ b/ALTree/to_rewrite.pm
@@ -10,8 +10,6 @@ use ALTree::Utils qw(erreur);
 use ALTree::Input qw(PrepareTree);
 #use Newchi2treeUtils;
 use Math::TamuAnova;
-use PDL;
-use PDL::GSL::CDF;
 
 sub parcours_nosplit_chi2split
 {