diff --git a/library/cadbiom/models/clause_constraints/mcl/CLUnfolder.py b/library/cadbiom/models/clause_constraints/mcl/CLUnfolder.py
index cefeced73119d0a18fb6c3bc2b6e06afa2478087..e2a4e1268a7498d60fdb3a3df0aa172e00143493 100644
--- a/library/cadbiom/models/clause_constraints/mcl/CLUnfolder.py
+++ b/library/cadbiom/models/clause_constraints/mcl/CLUnfolder.py
@@ -216,8 +216,6 @@ class CLUnfolder(object):
         __*_constraints: CLUnfolder attributes for unfolding and shift;
             initialized from the query attributes.
 
-    :param dynamical_system: dynamical system in clause constraint form
-    :type dynamical_system: <CLDynSys>
     """
 
     def __init__(self, dynamic_system, debug=False):
diff --git a/library/cadbiom/models/clause_constraints/mcl/MCLAnalyser.py b/library/cadbiom/models/clause_constraints/mcl/MCLAnalyser.py
index a13d856933466dfd9320cdd4dca95d47a7fd1b2e..8f7be171f4b52df5a3c39199e52e83872c13fe10 100644
--- a/library/cadbiom/models/clause_constraints/mcl/MCLAnalyser.py
+++ b/library/cadbiom/models/clause_constraints/mcl/MCLAnalyser.py
@@ -221,7 +221,7 @@ class MCLAnalyser(object):
 
     Attributes and default values:
 
-        :param dynamical_system: dynamical system in clause constraint form
+        :param dynamic_system: dynamical system in clause constraint form
         :param unfolder: computation management: unfolding
         :param reporter: reporter for generic error display
         :param translator_opti: turn on optimizations for ANTLR translation
@@ -231,7 +231,7 @@ class MCLAnalyser(object):
             optimized MAC with a reduced the number of activated frontiers.
         :key debug: (optional) Used to activate debug mode in the Unfolder
 
-        :type dynamical_system: None before loading a model / <CLDynSys>
+        :type dynamic_system: None before loading a model / <CLDynSys>
         :type unfolder: None before loading a model / <CLUnfolder>
         :type debug: False / <boolean>
         :type reporter: <ErrorRep>
@@ -256,9 +256,9 @@ class MCLAnalyser(object):
         self.nb_sols_to_be_pruned = 10
 
     @property
-    def dynamical_system(self):
+    def dynamic_system(self):
         """Return the CLDynSys object of the current unfolder"""
-        return self.unfolder.dynamical_system
+        return self.unfolder.dynamic_system
 
     ## Building MCLAnalyser ####################################################