diff --git a/src/scheme/LocalDtHyperelasticSolver.cpp b/src/scheme/LocalDtHyperelasticSolver.cpp
index a69082fba1164e05d7a35bc85fd7cd9d4190fe61..f5ec4f12ab7a5214a05b6d36863987ba58214db8 100644
--- a/src/scheme/LocalDtHyperelasticSolver.cpp
+++ b/src/scheme/LocalDtHyperelasticSolver.cpp
@@ -1026,19 +1026,18 @@ class LocalDtHyperelasticSolverHandler::LocalDtHyperelasticSolver final
       const DiscreteScalarFunction& eps   = E_d - 0.5 * dot(u_d, u_d);
       const DiscreteTensorFunction& CG_d  = new_CG2->get<DiscreteTensorFunction>();
       const DiscreteScalarFunction& p = fluid * (gamma - 1) * rho_d * eps;
-      const DiscreteTensorFunction& sigma_d =
-        mu / sqrt(det(CG_d)) * (CG_d - I) + lambda / sqrt(det(CG_d)) * log(sqrt(det(CG_d))) * I - p * I;
-      aL_d = sqrt((lambda + 2 * mu) / rho_d + gamma * p / rho_d);
-      aT_d = sqrt(mu / rho_d);
+      const DiscreteTensorFunction& sigma_d = mu / sqrt(det(CG_d)) * (CG_d - I) + lambda / sqrt(det(CG_d)) * log(sqrt(det(CG_d))) * I - p * I;
+      const DiscreteScalarFunction& new_aL_d = sqrt((lambda + 2 * mu) / rho_d + gamma * p / rho_d);
+      const DiscreteScalarFunction& new_aT_d = sqrt(mu / rho_d);
 
       const std::shared_ptr<const DiscreteFunctionVariant>& new_sigma2 =
         std::make_shared<const DiscreteFunctionVariant>(sigma_d);
         const std::shared_ptr<const DiscreteFunctionVariant>& new_c =
-        std::make_shared<const DiscreteFunctionVariant>(aL_d + aT_d);
+        std::make_shared<const DiscreteFunctionVariant>(new_aL_d + new_aT_d);
       const std::shared_ptr<const DiscreteFunctionVariant>& new_aL2 =
-        std::make_shared<const DiscreteFunctionVariant>(aL_d);
+        std::make_shared<const DiscreteFunctionVariant>(new_aL_d);
       const std::shared_ptr<const DiscreteFunctionVariant>& new_aT2 =
-        std::make_shared<const DiscreteFunctionVariant>(aT_d);
+        std::make_shared<const DiscreteFunctionVariant>(new_aT_d);
 
       dt2 = 0.4 * hyperelastic_dt(new_c);
       if(sum_dt + dt2 > dt1){