diff --git a/src/solver/optim-model-filler/ComponentFiller.cpp b/src/solver/optim-model-filler/ComponentFiller.cpp
index 1f7726e536..4399f09ba8 100644
--- a/src/solver/optim-model-filler/ComponentFiller.cpp
+++ b/src/solver/optim-model-filler/ComponentFiller.cpp
@@ -44,45 +44,37 @@ bool checkTimeSteps(Solver::Modeler::Api::FillContext& ctx)
     return ctx.getFirstTimeStep() <= ctx.getLastTimeStep();
 }
 
-void ComponentFiller::addVariables_(Solver::Modeler::Api::ILinearProblem& pb,
-                                    const std::unique_ptr<Solver::Visitors::EvalVisitor>& evaluator,
-                                    unsigned int nb_vars) const
+void ComponentFiller::addVariables(Solver::Modeler::Api::ILinearProblem& pb,
+                                   Solver::Modeler::Api::LinearProblemData& data,
+                                   Solver::Modeler::Api::FillContext& ctx)
 {
+    if (!checkTimeSteps(ctx))
+    {
+        // exception?
+        return;
+    }
+
+    Solver::Visitors::EvalVisitor evaluator(evaluationContext_);
     for (const auto& variable: component_.getModel()->Variables() | std::views::values)
     {
         if (variable.isTimeDependent())
         {
-            pb.addVariable(evaluator->dispatch(variable.LowerBound().RootNode()),
-                           evaluator->dispatch(variable.UpperBound().RootNode()),
+            pb.addVariable(evaluator.dispatch(variable.LowerBound().RootNode()),
+                           evaluator.dispatch(variable.UpperBound().RootNode()),
                            variable.Type() != Study::SystemModel::ValueType::FLOAT,
                            component_.Id() + "." + variable.Id(),
-                           nb_vars);
+                           ctx.getNumberOfTimestep());
         }
         else
         {
-            pb.addVariable(evaluator->dispatch(variable.LowerBound().RootNode()),
-                           evaluator->dispatch(variable.UpperBound().RootNode()),
+            pb.addVariable(evaluator.dispatch(variable.LowerBound().RootNode()),
+                           evaluator.dispatch(variable.UpperBound().RootNode()),
                            variable.Type() != Study::SystemModel::ValueType::FLOAT,
                            component_.Id() + "." + variable.Id());
         }
     }
 }
 
-void ComponentFiller::addVariables(Solver::Modeler::Api::ILinearProblem& pb,
-                                   Solver::Modeler::Api::LinearProblemData& data,
-                                   Solver::Modeler::Api::FillContext& ctx)
-{
-    auto evaluator = std::make_unique<Solver::Visitors::EvalVisitor>(evaluationContext_);
-    if (checkTimeSteps(ctx))
-    {
-        addVariables_(pb, evaluator, ctx.getNumberOfTimestep());
-    }
-    else
-    {
-        // exception?
-    }
-}
-
 void ComponentFiller::addStaticConstraint(Solver::Modeler::Api::ILinearProblem& pb,
                                           const LinearConstraint& linear_constraint,
                                           const std::string& constraint_id) const
diff --git a/src/solver/optim-model-filler/include/antares/solver/optim-model-filler/ComponentFiller.h b/src/solver/optim-model-filler/include/antares/solver/optim-model-filler/ComponentFiller.h
index 99a9df14a7..23b8fe4c12 100644
--- a/src/solver/optim-model-filler/include/antares/solver/optim-model-filler/ComponentFiller.h
+++ b/src/solver/optim-model-filler/include/antares/solver/optim-model-filler/ComponentFiller.h
@@ -53,10 +53,6 @@ class ComponentFiller: public Solver::Modeler::Api::LinearProblemFiller
     /// Create a ComponentFiller for a Component
     explicit ComponentFiller(const Study::SystemModel::Component& component);
 
-    void addVariables_(Solver::Modeler::Api::ILinearProblem& pb,
-                       const std::unique_ptr<Solver::Visitors::EvalVisitor>& evaluator,
-                       unsigned int nb_vars) const;
-
     void addVariables(Solver::Modeler::Api::ILinearProblem& pb,
                       Solver::Modeler::Api::LinearProblemData& data,
                       Solver::Modeler::Api::FillContext& ctx) override;