diff --git a/backend/routes/routesToucan.js b/backend/routes/routesToucan.js
index 36d7448f0a427a47f35d642bf95a3d12a746ef59..89a02ccf4eb3da05b599ff5efe5eb34d80f2e911 100644
--- a/backend/routes/routesToucan.js
+++ b/backend/routes/routesToucan.js
@@ -124,14 +124,14 @@ router.route("/img/:id")
         }
     });
 
-router.route("/pdf/:title")
-    .get(celebrate({params: validTitle}), function(req,res) {
-        Toucan.findOne({title: req.params.title}, (err,data) => {
+router.route("/pdf/:id")
+    .get(celebrate({params: validId}), function(req,res) {
+        Toucan.findOne({_id: mongoose.Type.ObjectId(req.params.id)}, (err,data) => {
             if (err) {
                 res.end(500);
                 return;
             } else if (!data) {
-                res.status(404).send("Toucan non trouvée");
+                res.status(404).send("Toucan non trouvé");
                 return;
             }
             const id = data._id;