diff --git a/ProcessLib/TH2M/Tests.cmake b/ProcessLib/TH2M/Tests.cmake
index 3a04a8ecec702039ffd054c1b7617c5c2c61bfe7..7bdad7511d93b9661218938a1a1da96e3cc1452a 100644
--- a/ProcessLib/TH2M/Tests.cmake
+++ b/ProcessLib/TH2M/Tests.cmake
@@ -140,7 +140,7 @@ AddTest(
 
     result_TH2M_M_ts_2_t_2.000000.vtu result_TH2M_M_ts_2_t_2.000000.vtu velocity_liquid velocity_liquid 1e-8 1e-8
 
-    result_TH2M_M_ts_2_t_2.000000.vtu result_TH2M_M_ts_2_t_2.000000.vtu sigma sigma 6.5e-7 1e-8
+    result_TH2M_M_ts_2_t_2.000000.vtu result_TH2M_M_ts_2_t_2.000000.vtu sigma sigma 6.8e-7 1e-8
 
     result_TH2M_M_ts_2_t_2.000000.vtu result_TH2M_M_ts_2_t_2.000000.vtu epsilon epsilon 1e-8 1e-8
 
diff --git a/ProcessLib/ThermoRichardsMechanics/Tests.cmake b/ProcessLib/ThermoRichardsMechanics/Tests.cmake
index 533881f6e7688516d1aea3ee2abf1bcb94e7b258..be9c0e9e83fa3005937890a50dcaec420bfcad31 100644
--- a/ProcessLib/ThermoRichardsMechanics/Tests.cmake
+++ b/ProcessLib/ThermoRichardsMechanics/Tests.cmake
@@ -51,7 +51,7 @@ AddTest(
     REQUIREMENTS NOT (OGS_USE_LIS OR OGS_USE_MPI)
     RUNTIME 1
     DIFF_DATA
-    expected_anisotropic_thermal_expansion_z90_ts_1_t_1000000.000000.vtu anisotropic_thermal_expansion_expansivity_matrix_z90_ts_1_t_1000000.000000.vtu sigma sigma 1e-12 1e-12
+    expected_anisotropic_thermal_expansion_z90_ts_1_t_1000000.000000.vtu anisotropic_thermal_expansion_expansivity_matrix_z90_ts_1_t_1000000.000000.vtu sigma sigma 2e-12 1e-12
     expected_anisotropic_thermal_expansion_z90_ts_1_t_1000000.000000.vtu anisotropic_thermal_expansion_expansivity_matrix_z90_ts_1_t_1000000.000000.vtu displacement displacement 1e-14 1e-14
     expected_anisotropic_thermal_expansion_z90_ts_1_t_1000000.000000.vtu anisotropic_thermal_expansion_expansivity_matrix_z90_ts_1_t_1000000.000000.vtu saturation saturation 1e-12 1e-12
     expected_anisotropic_thermal_expansion_z90_ts_1_t_1000000.000000.vtu anisotropic_thermal_expansion_expansivity_matrix_z90_ts_1_t_1000000.000000.vtu pressure pressure 1e-10 1e-10
diff --git a/Tests/Data/RichardsMechanics/LiakopoulosHM/liakopoulos.prj b/Tests/Data/RichardsMechanics/LiakopoulosHM/liakopoulos.prj
index 05fb9bf03654e3ce85cee08024565021cb95f35a..e12b1774e14914e73cb0864eb7fe51aa8f682f2e 100644
--- a/Tests/Data/RichardsMechanics/LiakopoulosHM/liakopoulos.prj
+++ b/Tests/Data/RichardsMechanics/LiakopoulosHM/liakopoulos.prj
@@ -521,13 +521,13 @@
         <vtkdiff>
             <regex>liakopoulos_t_.*.vtu</regex>
             <field>pressure</field>
-            <absolute_tolerance>1e-10</absolute_tolerance>
+            <absolute_tolerance>2e-10</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
             <regex>liakopoulos_t_.*.vtu</regex>
             <field>pressure_interpolated</field>
-            <absolute_tolerance>1e-10</absolute_tolerance>
+            <absolute_tolerance>2e-10</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>