diff --git a/lib/include/modeling/models/Model.h b/lib/include/modeling/models/Model.h
index 7ca4b622..6cb8c4c9 100644
--- a/lib/include/modeling/models/Model.h
+++ b/lib/include/modeling/models/Model.h
@@ -41,6 +41,7 @@ namespace idol {
 class idol::Model : public Matrix {
     Env& m_env;
     const unsigned int m_id;
+    bool m_has_been_moved = false;
 
     ObjectiveSense m_sense = Minimize;
     Expr<Var> m_objective;
@@ -72,8 +73,10 @@ class idol::Model : public Matrix {
      */
     explicit Model(Env& t_env);
 
+    Model(Env& t_env, ObjectiveSense t_sense);
+
     Model(const Model&) = delete;
-    Model(Model&&) noexcept = default;
+    Model(Model&&) noexcept;
 
     Model& operator=(const Model&) = delete;
     Model& operator=(Model&&) noexcept = delete;
diff --git a/lib/src/modeling/models/Model.cpp b/lib/src/modeling/models/Model.cpp
index 451e739e..345d868f 100644
--- a/lib/src/modeling/models/Model.cpp
+++ b/lib/src/modeling/models/Model.cpp
@@ -6,8 +6,35 @@
 
 idol::Model::Model(Env &t_env) : m_env(t_env), m_id(t_env.create_model_id()) {}
 
+
+idol::Model::Model(idol::Env &t_env, idol::ObjectiveSense t_sense) : Model(t_env) {
+    set_obj_sense(t_sense);
+}
+
+
+idol::Model::Model(idol::Model && t_src) noexcept
+    : m_env(t_src.m_env),
+      m_id(t_src.m_id),
+      m_sense(t_src.m_sense),
+      m_objective(std::move(t_src.m_objective)),
+      m_rhs(std::move(t_src.m_rhs)),
+      m_variables(std::move(t_src.m_variables)),
+      m_constraints(std::move(t_src.m_constraints)),
+      m_optimizer(std::move(t_src.m_optimizer)),
+      m_optimizer_factory(std::move(t_src.m_optimizer_factory))
+{
+
+    t_src.m_has_been_moved = true;
+
+}
+
+
 idol::Model::~Model() {
 
+    if (m_has_been_moved) {
+        return;
+    }
+
     for (const auto& var : m_variables) {
         m_env.remove_version(*this, var);
     }