diff --git a/src/solver/optimisation/constraint_builder.cpp b/src/solver/optimisation/constraint_builder.cpp
index 4f55dbf73a..122c06296e 100644
--- a/src/solver/optimisation/constraint_builder.cpp
+++ b/src/solver/optimisation/constraint_builder.cpp
@@ -264,46 +264,3 @@ ConstraintBuilder& ConstraintBuilder::LayerStorage(unsigned area,
     AddVariable(GetVariableManager(shift, wrap, delta).LayerStorage(area, layer), coeff);
     return *this;
 }
-
-int ConstraintBuilder::getVariableIndex(const Variable::Variables& variable,
-                                        int shift,
-                                        bool wrap,
-                                        int delta) const
-{
-    int pdt = hourInWeek_ + shift;
-    const int nbTimeSteps = problemeHebdo.NombreDePasDeTempsPourUneOptimisation;
-
-    if (wrap)
-    {
-        if (shift >= 0)
-        {
-            pdt = pdt % nbTimeSteps;
-        }
-        else
-        {
-            pdt = (pdt + delta) % nbTimeSteps;
-        }
-    }
-    const Variable::ConstraintVisitor visitor(varNative[pdt],
-                                              problemeHebdo.NumeroDeVariableStockFinal,
-                                              problemeHebdo.NumeroDeVariableDeTrancheDeStock);
-    return std::visit(visitor, variable);
-}
-
-ConstraintBuilder& ConstraintBuilder::include(Variable::Variables var,
-                                              double coeff,
-                                              int shift,
-                                              bool wrap,
-                                              int delta)
-{
-    std::vector<double>& Pi = problemeAResoudre.Pi;
-    std::vector<int>& Colonne = problemeAResoudre.Colonne;
-    int varIndex = getVariableIndex(var, shift, wrap, delta);
-    if (varIndex >= 0)
-    {
-        Pi[nombreDeTermes_] = coeff;
-        Colonne[nombreDeTermes_] = varIndex;
-        nombreDeTermes_++;
-    }
-    return *this;
-}
diff --git a/src/solver/optimisation/constraint_builder.h b/src/solver/optimisation/constraint_builder.h
index b15c0379de..49fe34915d 100644
--- a/src/solver/optimisation/constraint_builder.h
+++ b/src/solver/optimisation/constraint_builder.h
@@ -175,19 +175,7 @@ class ConstraintBuilder
         return *this;
     }
 
-private:
-    int getVariableIndex(const Variable::Variables& variable,
-                         int shift,
-                         bool wrap,
-                         int delta) const;
-
 public:
-    ConstraintBuilder& include(Variable::Variables var,
-                               double coeff,
-                               int shift = 0,
-                               bool wrap = false,
-                               int delta = 0);
-
     ConstraintBuilder& DispatchableProduction(unsigned int index,
                                               double coeff,
                                               int shift = 0,