diff --git a/src/Meshing/Internal.py b/src/Meshing/Internal.py
index b2a0cf97..4d579e9b 100644
--- a/src/Meshing/Internal.py
+++ b/src/Meshing/Internal.py
@@ -51,7 +51,7 @@ class InternalMeshing(AMeshingTool):
             return reach
 
         # we never modify original profiles, we work on copies
-        m_profiles= self.st_to_m(reach, limites)
+        m_profiles = self.st_to_m(reach, limites)
         new_profiles = self.interpolate_transversal_step(m_profiles,
                                                          step)
 
diff --git a/src/View/Geometry/UndoCommand.py b/src/View/Geometry/UndoCommand.py
index 9098d6b6..9278caeb 100644
--- a/src/View/Geometry/UndoCommand.py
+++ b/src/View/Geometry/UndoCommand.py
@@ -241,8 +241,8 @@ class UpdateRKCommand(QUndoCommand):
         self._new_rks = None
 
     def undo(self):
-            for rk, profile in zip(self._rks, self._reach.profiles):
-                profile.rk = rk
+        for rk, profile in zip(self._rks, self._reach.profiles):
+            profile.rk = rk
 
     def redo(self):
         if self._new_rks is None:
@@ -254,6 +254,7 @@ class UpdateRKCommand(QUndoCommand):
         for rk, profile in zip(self._new_rks, self._reach.profiles):
             profile.rk = rk
 
+
 class MeshingCommand(QUndoCommand):
     def __init__(self, reach, mesher, data, tableView):
         QUndoCommand.__init__(self)
@@ -333,6 +334,7 @@ class MeshingCommand(QUndoCommand):
             QItemSelectionModel.Select
         )
 
+
 class PurgeCommand(QUndoCommand):
     def __init__(self, reach, np_purge):
         QUndoCommand.__init__(self)