diff --git a/applications/ContactStructuralMechanicsApplication/tests/ALM_frictionless_contact_test_3D/3D_contact_simplest_patch_matching_slope_test_parameters.json b/applications/ContactStructuralMechanicsApplication/tests/ALM_frictionless_contact_test_3D/3D_contact_simplest_patch_matching_slope_test_parameters.json
index 2c3fc1bda353..55a4c3c1ae99 100755
--- a/applications/ContactStructuralMechanicsApplication/tests/ALM_frictionless_contact_test_3D/3D_contact_simplest_patch_matching_slope_test_parameters.json
+++ b/applications/ContactStructuralMechanicsApplication/tests/ALM_frictionless_contact_test_3D/3D_contact_simplest_patch_matching_slope_test_parameters.json
@@ -35,10 +35,7 @@
         "displacement_absolute_tolerance"    : 1e-9,
         "residual_relative_tolerance"        : 0.0001,
         "residual_absolute_tolerance"        : 1e-9,
-        "max_iteration"                      : 10,
-        "linear_solver_settings"             : {
-            "solver_type" : "ExternalSolversApplication.super_lu"
-        }
+        "max_iteration"                      : 10
     },
     "processes" : {
         "constraints_process_list" : [{
diff --git a/applications/ContactStructuralMechanicsApplication/tests/mesh_tying_test/3D_contact_patch_test_large_disp_hexa_parameters.json b/applications/ContactStructuralMechanicsApplication/tests/mesh_tying_test/3D_contact_patch_test_large_disp_hexa_parameters.json
index 760bb89fe5a0..d04d7b575d9a 100644
--- a/applications/ContactStructuralMechanicsApplication/tests/mesh_tying_test/3D_contact_patch_test_large_disp_hexa_parameters.json
+++ b/applications/ContactStructuralMechanicsApplication/tests/mesh_tying_test/3D_contact_patch_test_large_disp_hexa_parameters.json
@@ -32,11 +32,7 @@
         "displacement_absolute_tolerance"    : 1e-9,
         "residual_relative_tolerance"        : 0.0001,
         "residual_absolute_tolerance"        : 1e-9,
-        "max_iteration"                      : 30,
-        "linear_solver_settings"             : {
-            "solver_type" : "ExternalSolversApplication.super_lu",
-            "scaling"     : false
-        }
+        "max_iteration"                      : 30
     },
     "processes" : {
         "constraints_process_list" : [{
diff --git a/applications/ContactStructuralMechanicsApplication/tests/test_ContactStructuralMechanicsApplication.py b/applications/ContactStructuralMechanicsApplication/tests/test_ContactStructuralMechanicsApplication.py
index 9d155f00cbdc..213b335a8eb9 100755
--- a/applications/ContactStructuralMechanicsApplication/tests/test_ContactStructuralMechanicsApplication.py
+++ b/applications/ContactStructuralMechanicsApplication/tests/test_ContactStructuralMechanicsApplication.py
@@ -5,13 +5,6 @@
 # Import Kratos "wrapper" for unittests
 import KratosMultiphysics.KratosUnittest as KratosUnittest
 
-# Using kratos_utilities
-import KratosMultiphysics.kratos_utilities as kratos_utilities
-if kratos_utilities.CheckIfApplicationsAvailable("ExternalSolversApplication"):
-    has_external_solvers_application = True
-else:
-    has_external_solvers_application = False
-
 import os
 import sys
 def GetFilePath(fileName):