diff --git a/gargantext/views/api/nodes.py b/gargantext/views/api/nodes.py
index 1d2ff06f995a69ed51708a75d7821bccbe706fb0..00a06f6b66ce5b40fa4d4382d9528b5537247e30 100644
--- a/gargantext/views/api/nodes.py
+++ b/gargantext/views/api/nodes.py
@@ -13,7 +13,7 @@ _node_available_types = NODETYPES
 
 
 def _query_nodes(request, node_id=None):
-    user = cache.User[request.user.username]
+    user = cache.User[request.user.id]
     # parameters validation
     parameters = get_parameters(request)
     parameters = validate(parameters, {'type': dict, 'items': {
diff --git a/gargantext/views/pages/projects.py b/gargantext/views/pages/projects.py
index ff3d9339e4b2bdee30535cf0758d3a83e04534c8..6542c34304881c8957e5560c1443b3b0c51a4579 100644
--- a/gargantext/views/pages/projects.py
+++ b/gargantext/views/pages/projects.py
@@ -20,7 +20,7 @@ def overview(request):
     To each project, we can link a resource that can be an image.
     '''
 
-    user = cache.User[request.user.username]
+    user = cache.User[request.user.id]
 
     # If POST method, creates a new project...
     if request.method == 'POST':
@@ -74,7 +74,7 @@ class NewCorpusForm(forms.Form):
 @requires_auth
 def project(request, project_id):
     # current user
-    user = cache.User[request.user.username]
+    user = cache.User[request.user.id]
     # viewed project
     project = session.query(Node).filter(Node.id == project_id).first()
     if project is None: