diff --git a/LION/operators/CompositeOp.py b/LION/operators/CompositeOp.py
index 60440e8d..fdb4090a 100644
--- a/LION/operators/CompositeOp.py
+++ b/LION/operators/CompositeOp.py
@@ -100,5 +100,4 @@ def domain_shape(self) -> tuple[int, ...]:
     @property
     def range_shape(self) -> tuple[int, ...]:
         """Return the shape of the measurement range."""
-        # Opposite of domain_shape of wavelet since wavelet is Psi^{-1}
-        return self.wavelet.domain_shape
+        return self.phi.range_shape
diff --git a/LION/operators/DebiasOp.py b/LION/operators/DebiasOp.py
index ece1f90e..decb87f8 100644
--- a/LION/operators/DebiasOp.py
+++ b/LION/operators/DebiasOp.py
@@ -2,8 +2,6 @@
 
 from __future__ import annotations
 
-from tabnanny import verbose
-
 import torch
 from tqdm import tqdm
 
@@ -113,6 +111,7 @@ def debias_ls(
     max_iter: int = 200,
     tol: float = 1e-5,
     progress_bar: bool = False,
+    verbose: bool = False,
 ) -> torch.Tensor:
     """Debiasing least squares on the support of w.