diff --git a/Tests/Data/RichardsMechanics/mfront_restart_part1.prj b/Tests/Data/RichardsMechanics/mfront_restart_part1.prj
index 583e7dac192367eb4e94f3b24a30d3fb289e4e22..c55395b3d4315bda25af8703a3340842f881ee80 100644
--- a/Tests/Data/RichardsMechanics/mfront_restart_part1.prj
+++ b/Tests/Data/RichardsMechanics/mfront_restart_part1.prj
@@ -149,7 +149,7 @@
                     <t_end>1000</t_end>
                     <initial_dt>1000</initial_dt>
                     <minimum_dt>100</minimum_dt>
-                    <maximum_dt>1e5</maximum_dt>
+                    <maximum_dt>1000</maximum_dt>
                     <number_iterations>1   5   10   15</number_iterations>
                     <multiplier>1.2 1.0 0.8 0.6</multiplier>
                 </time_stepping>
@@ -209,22 +209,12 @@
             <type>Constant</type>
             <value>2e5</value>
         </parameter>
-        <parameter>
-            <name>InitialPorosity</name>
-            <type>Constant</type>
-            <value>0.44</value>
-        </parameter>
         <parameter>
             <name>InitialVolumeRatio</name>
             <type>Constant</type>
             <value>1.78571428571428571429</value>
         </parameter>
         <!-- Initial and boundary values -->
-        <parameter>
-            <name>rho_sr</name>
-            <type>Constant</type>
-            <value>0</value>
-        </parameter>
         <parameter>
             <name>displacement0</name>
             <type>Constant</type>
@@ -238,7 +228,7 @@
         <parameter>
             <name>phi0</name>
             <type>Constant</type>
-            <value>0.432</value>
+            <value>0.432</value> <!-- TODO 0.44-->
         </parameter>
         <parameter>
             <name>top_pressure</name>
diff --git a/Tests/Data/RichardsMechanics/mfront_restart_part2.xml b/Tests/Data/RichardsMechanics/mfront_restart_part2.xml
index 54c5c0c05e03d30dc354ed68d84e0cb41147083a..39d7856139f4dbd7ee854292280c1048f9513696 100644
--- a/Tests/Data/RichardsMechanics/mfront_restart_part2.xml
+++ b/Tests/Data/RichardsMechanics/mfront_restart_part2.xml
@@ -5,7 +5,9 @@
     <replace sel="/*/time_loop/processes/process/time_stepping/t_end/text()">2000</replace>
     <replace sel="/*/time_loop/output/prefix/text()">mfront_restart_part2</replace>
 
+    <remove sel="/*/processes/process/constitutive_relation/initial_values"/>
     <remove sel="/*/processes/process/initial_stress"/>
+
     <remove sel="/*/parameters/parameter[name='displacement0']"/>
     <add sel="/*/parameters">
         <parameter>
@@ -14,6 +16,7 @@
             <field_name>displacement</field_name>
         </parameter>
     </add>
+
     <remove sel="/*/parameters/parameter[name='pressure_ic']"/>
     <add sel="/*/parameters">
         <parameter>