diff --git a/multiphysics/unsteady_fsi_python/Ma01/fsi.cfg b/multiphysics/unsteady_fsi_python/Ma01/fsi.cfg
index 6b3c6fc..565dd83 100644
--- a/multiphysics/unsteady_fsi_python/Ma01/fsi.cfg
+++ b/multiphysics/unsteady_fsi_python/Ma01/fsi.cfg
@@ -27,7 +27,7 @@ FSI_TOLERANCE = 0.000001
 % STRING VALUES
 %%%%%%%%%%%%%%%%%%%%%%%
 CFD_CONFIG_FILE_NAME = fluid.cfg
-CSD_SOLVER  = AEROELASTIC
+CSD_SOLVER  = NATIVE
 CSD_CONFIG_FILE_NAME = solid.cfg
 RESTART_SOL = NO
 MATCHING_MESH = NO
diff --git a/multiphysics/unsteady_fsi_python/Ma02/fsi.cfg b/multiphysics/unsteady_fsi_python/Ma02/fsi.cfg
index 6b3c6fc..565dd83 100644
--- a/multiphysics/unsteady_fsi_python/Ma02/fsi.cfg
+++ b/multiphysics/unsteady_fsi_python/Ma02/fsi.cfg
@@ -27,7 +27,7 @@ FSI_TOLERANCE = 0.000001
 % STRING VALUES
 %%%%%%%%%%%%%%%%%%%%%%%
 CFD_CONFIG_FILE_NAME = fluid.cfg
-CSD_SOLVER  = AEROELASTIC
+CSD_SOLVER  = NATIVE
 CSD_CONFIG_FILE_NAME = solid.cfg
 RESTART_SOL = NO
 MATCHING_MESH = NO
diff --git a/multiphysics/unsteady_fsi_python/Ma03/fsi.cfg b/multiphysics/unsteady_fsi_python/Ma03/fsi.cfg
index 6b3c6fc..565dd83 100644
--- a/multiphysics/unsteady_fsi_python/Ma03/fsi.cfg
+++ b/multiphysics/unsteady_fsi_python/Ma03/fsi.cfg
@@ -27,7 +27,7 @@ FSI_TOLERANCE = 0.000001
 % STRING VALUES
 %%%%%%%%%%%%%%%%%%%%%%%
 CFD_CONFIG_FILE_NAME = fluid.cfg
-CSD_SOLVER  = AEROELASTIC
+CSD_SOLVER  = NATIVE
 CSD_CONFIG_FILE_NAME = solid.cfg
 RESTART_SOL = NO
 MATCHING_MESH = NO
diff --git a/multiphysics/unsteady_fsi_python/Ma0357/fsi.cfg b/multiphysics/unsteady_fsi_python/Ma0357/fsi.cfg
index 6b3c6fc..565dd83 100644
--- a/multiphysics/unsteady_fsi_python/Ma0357/fsi.cfg
+++ b/multiphysics/unsteady_fsi_python/Ma0357/fsi.cfg
@@ -27,7 +27,7 @@ FSI_TOLERANCE = 0.000001
 % STRING VALUES
 %%%%%%%%%%%%%%%%%%%%%%%
 CFD_CONFIG_FILE_NAME = fluid.cfg
-CSD_SOLVER  = AEROELASTIC
+CSD_SOLVER  = NATIVE
 CSD_CONFIG_FILE_NAME = solid.cfg
 RESTART_SOL = NO
 MATCHING_MESH = NO
diff --git a/multiphysics/unsteady_fsi_python/Ma0364/fsi.cfg b/multiphysics/unsteady_fsi_python/Ma0364/fsi.cfg
index 6b3c6fc..565dd83 100644
--- a/multiphysics/unsteady_fsi_python/Ma0364/fsi.cfg
+++ b/multiphysics/unsteady_fsi_python/Ma0364/fsi.cfg
@@ -27,7 +27,7 @@ FSI_TOLERANCE = 0.000001
 % STRING VALUES
 %%%%%%%%%%%%%%%%%%%%%%%
 CFD_CONFIG_FILE_NAME = fluid.cfg
-CSD_SOLVER  = AEROELASTIC
+CSD_SOLVER  = NATIVE
 CSD_CONFIG_FILE_NAME = solid.cfg
 RESTART_SOL = NO
 MATCHING_MESH = NO