diff --git a/controllers/projectController.js b/controllers/projectController.js
index 40eef4c..d813581 100644
--- a/controllers/projectController.js
+++ b/controllers/projectController.js
@@ -50,9 +50,14 @@ exports.getAllProjects = (req, res) => {
 exports.deleteProject = (req, res) => {
    const projectId = req.params.id;
 
-   // Supprimer le projet de la base de données
-   const query = 'DELETE FROM public.projects WHERE id = $1';
-   db.query(query, [projectId])
+   // Supprimer les mesures associées au projet
+   const deleteMeasurementsQuery = 'DELETE FROM public.measurements WHERE project_id = $1';
+   db.query(deleteMeasurementsQuery, [projectId])
+      .then(() => {
+         // Supprimer le projet de la base de données
+         const deleteProjectQuery = 'DELETE FROM public.projects WHERE id = $1';
+         return db.query(deleteProjectQuery, [projectId]);
+      })
       .then(result => {
          if (result.rowCount === 0) {
             return res.status(404).json({ error: 'Aucun projet trouvé avec cet ID.' });