diff --git a/src/torchjd/aggregation/_dualproj.py b/src/torchjd/aggregation/_dualproj.py
index 84206b47..a9a4172a 100644
--- a/src/torchjd/aggregation/_dualproj.py
+++ b/src/torchjd/aggregation/_dualproj.py
@@ -29,7 +29,7 @@ def __init__(
     ) -> None:
         super().__init__()
         self.pref_vector = pref_vector
-        self.projector = projector_or_default(projector)
+        self.projector = projector
 
     def forward(self, gramian: PSDMatrix, /) -> Tensor:
         u = self.weighting(gramian)
diff --git a/src/torchjd/aggregation/_upgrad.py b/src/torchjd/aggregation/_upgrad.py
index 3ac87695..2e12e84d 100644
--- a/src/torchjd/aggregation/_upgrad.py
+++ b/src/torchjd/aggregation/_upgrad.py
@@ -30,7 +30,7 @@ def __init__(
     ) -> None:
         super().__init__()
         self.pref_vector = pref_vector
-        self.projector = projector_or_default(projector)
+        self.projector = projector
 
     def forward(self, gramian: PSDMatrix, /) -> Tensor:
         U = torch.diag(self.weighting(gramian))