diff --git a/src/solver/modeler/api/include/antares/solver/modeler/api/linearProblem.h b/src/solver/modeler/api/include/antares/solver/modeler/api/linearProblem.h
index 6885d81ac1..17cd8c6f8b 100644
--- a/src/solver/modeler/api/include/antares/solver/modeler/api/linearProblem.h
+++ b/src/solver/modeler/api/include/antares/solver/modeler/api/linearProblem.h
@@ -72,6 +72,8 @@ class ILinearProblem
     /// Solve the problem, returns a IMipSolution
     virtual IMipSolution* solve(bool verboseSolver) = 0;
 
+    virtual void Write(const std::string& filename) = 0;
+
     // Definition of infinity
     virtual double infinity() const = 0;
 };
diff --git a/src/solver/modeler/main.cpp b/src/solver/modeler/main.cpp
index 5e75b34a2d..837eabb08a 100644
--- a/src/solver/modeler/main.cpp
+++ b/src/solver/modeler/main.cpp
@@ -85,7 +85,7 @@ int main(int argc, const char** argv)
         {
             logs.info() << "Writing problem.mps...";
             auto mps_path = std::filesystem::current_path() / "problem.mps";
-            pb.MpSolver()->Write(mps_path.c_str());
+            pb.Write(mps_path.c_str());
         }
 
         logs.info() << "Launching resolution...";
diff --git a/src/solver/modeler/ortoolsImpl/include/antares/solver/modeler/ortoolsImpl/linearProblem.h b/src/solver/modeler/ortoolsImpl/include/antares/solver/modeler/ortoolsImpl/linearProblem.h
index 3d69ee98e9..4cf5b72e90 100644
--- a/src/solver/modeler/ortoolsImpl/include/antares/solver/modeler/ortoolsImpl/linearProblem.h
+++ b/src/solver/modeler/ortoolsImpl/include/antares/solver/modeler/ortoolsImpl/linearProblem.h
@@ -65,6 +65,7 @@ class OrtoolsLinearProblem: public Api::ILinearProblem
     bool isMaximization() const override;
 
     OrtoolsMipSolution* solve(bool verboseSolver) override;
+    void Write(const std::string& filename) override;
 
     double infinity() const override;
 
diff --git a/src/solver/modeler/ortoolsImpl/linearProblem.cpp b/src/solver/modeler/ortoolsImpl/linearProblem.cpp
index feba47dda8..df07989c29 100644
--- a/src/solver/modeler/ortoolsImpl/linearProblem.cpp
+++ b/src/solver/modeler/ortoolsImpl/linearProblem.cpp
@@ -165,6 +165,11 @@ bool OrtoolsLinearProblem::isMaximization() const
     return objective_->maximization();
 }
 
+void OrtoolsLinearProblem::Write(const std::string& filename)
+{
+    mpSolver_->Write(filename);
+}
+
 MPSolver* OrtoolsLinearProblem::MpSolver() const
 {
     return mpSolver_;