diff --git a/product/ERP5/Document/SolverProcess.py b/product/ERP5/Document/SolverProcess.py
index 42114d39bef093b15067e97e972d348573250b67..a7c9f693d2146059c3d32669b6e3aad574d0581c 100644
--- a/product/ERP5/Document/SolverProcess.py
+++ b/product/ERP5/Document/SolverProcess.py
@@ -121,7 +121,7 @@ class SolverProcess(XMLObject, ActiveProcess):
         solver_movement_dict[movement_url] = movement_solver_configuration_dict.keys()
 
     # Third, build target solvers
-    for portal_type, solver_key_dict in solver_dict.items():
+    for solver_type, solver_key_dict in solver_dict.items():
       for solver_key, solver_movement_dict in solver_key_dict.items():
          solver_instance = self.newContent(portal_type=solver_type)
          solver_instance._setDeliveryList(solver_movement_dict.keys())