diff --git a/src/qibotn/circuit_to_mps.py b/src/qibotn/circuit_to_mps.py
index d6a775a..680ef9b 100644
--- a/src/qibotn/circuit_to_mps.py
+++ b/src/qibotn/circuit_to_mps.py
@@ -1,5 +1,4 @@
 import cupy as cp
-
 import cuquantum.bindings.cutensornet as cutn
 import numpy as np
 
diff --git a/src/qibotn/eval.py b/src/qibotn/eval.py
index 2e586dd..680c817 100644
--- a/src/qibotn/eval.py
+++ b/src/qibotn/eval.py
@@ -1,5 +1,4 @@
 import cupy as cp
-
 import cuquantum.bindings.cutensornet as cutn
 from cupy.cuda import nccl
 from cupy.cuda.runtime import getDeviceCount