diff --git a/olaflow/of/constant/porosityDict b/olaflow/of/constant/porosityDict
index 6fbce5d..1d10f00 100644
--- a/olaflow/of/constant/porosityDict
+++ b/olaflow/of/constant/porosityDict
@@ -24,6 +24,6 @@ c               2(0 0.34);
 // D50: mean nominal diameter
 D50             2(1 4);
 // porosity (phi)
-porosity        2(1 0.5);
+porosity        2(1 0.4);
 
 // ************************************************************************* //
diff --git a/olaflow/of/system/blockMeshDict b/olaflow/of/system/blockMeshDict
index 7ef5587..ff77ee3 100644
--- a/olaflow/of/system/blockMeshDict
+++ b/olaflow/of/system/blockMeshDict
@@ -30,7 +30,7 @@ vertices
 
 blocks          
 (
-    hex (0 1 5 4 3 2 6 7)   (300 1 100) simpleGrading (1 1 1)
+    hex (0 1 5 4 3 2 6 7)   (300 1 120) simpleGrading (1 1 1)
 );
 
 edges           
diff --git a/olaflow/of/system/controlDict b/olaflow/of/system/controlDict
index c0b9e63..ca393bb 100644
--- a/olaflow/of/system/controlDict
+++ b/olaflow/of/system/controlDict
@@ -38,7 +38,7 @@ writeFormat     ascii;
 
 writePrecision  6;
 
-compression     off;
+compression     on;
 
 timeFormat      general;
 
diff --git a/olaflow/run_ola.sh b/olaflow/run_ola.sh
index b337106..0b5eef2 100755
--- a/olaflow/run_ola.sh
+++ b/olaflow/run_ola.sh
@@ -28,10 +28,7 @@ echo Running model
 mpirun -np 4 olaFlow -parallel > log/olaFlow.log
 echo Merging parallel cases
 reconstructPar > log/reconstructPar.log
-echo Removing parallel cases
-rm -r processor*
-
-popd
-7z a $out.7z $out
+#echo Removing parallel cases
+#rm -r processor*
 
 echo END