diff --git a/SU2_CFD/include/variables/CNEMOEulerVariable.hpp b/SU2_CFD/include/variables/CNEMOEulerVariable.hpp
index 4f453b0e28c..e803eb9b4a4 100644
--- a/SU2_CFD/include/variables/CNEMOEulerVariable.hpp
+++ b/SU2_CFD/include/variables/CNEMOEulerVariable.hpp
@@ -81,7 +81,7 @@ class CNEMOEulerVariable : public CVariable {
   LAM_VISC_INDEX, EDDY_VISC_INDEX, nSpecies;
 
   su2double Tve_Freestream; /*!< \brief Freestream vib-el temperature. */
-  bool implicit;
+  const bool implicit;      /*!< \brief Implicit flag. */
 
 public:
 
diff --git a/SU2_CFD/src/variables/CNEMOEulerVariable.cpp b/SU2_CFD/src/variables/CNEMOEulerVariable.cpp
index 19525008e2b..4f0657c4777 100644
--- a/SU2_CFD/src/variables/CNEMOEulerVariable.cpp
+++ b/SU2_CFD/src/variables/CNEMOEulerVariable.cpp
@@ -43,12 +43,10 @@ CNEMOEulerVariable::CNEMOEulerVariable(su2double val_pressure,
                                                                          ndim,
                                                                          nvar,
                                                                          config ),
-                                       Gradient_Reconstruction(config->GetReconstructionGradientRequired() ? Gradient_Aux : Gradient_Primitive) {
+                                       Gradient_Reconstruction(config->GetReconstructionGradientRequired() ? Gradient_Aux : Gradient_Primitive),
+                                       implicit(config->GetKind_TimeIntScheme_Flow() == EULER_IMPLICIT) {
 
   unsigned short iDim, iSpecies;
-  
-  /*--- Setting flags ---*/
-  implicit = (config->GetKind_TimeIntScheme_Flow() == EULER_IMPLICIT);
 
   /*--- Setting variable amounts ---*/
   nDim            = ndim;