diff --git a/tests/DMandEnergyAndForces/mgmol.cfg b/tests/DMandEnergyAndForces/mgmol.cfg
index 5278f40b..e7712706 100644
--- a/tests/DMandEnergyAndForces/mgmol.cfg
+++ b/tests/DMandEnergyAndForces/mgmol.cfg
@@ -2,16 +2,16 @@ verbosity=2
 xcFunctional=LDA
 FDtype=4th
 [Mesh]
-nx=64
-ny=64
-nz=64
+nx=48
+ny=48
+nz=48
 [Domain]
-ox=-6.
-oy=-6.
-oz=-6.
-lx=12.
-ly=12.
-lz=12.
+ox=-4.5
+oy=-4.5
+oz=-4.5
+lx=9.
+ly=9.
+lz=9.
 [Potentials]
 pseudopotential=pseudo.N_ONCVPSP_LDA
 [Run]
diff --git a/tests/EnergyAndForces/mgmol.cfg b/tests/EnergyAndForces/mgmol.cfg
index cf23889e..d1299db9 100644
--- a/tests/EnergyAndForces/mgmol.cfg
+++ b/tests/EnergyAndForces/mgmol.cfg
@@ -2,16 +2,16 @@ verbosity=1
 xcFunctional=LDA
 FDtype=Mehrstellen
 [Mesh]
-nx=64
-ny=64
-nz=64
+nx=48
+ny=48
+nz=48
 [Domain]
-ox=-6.
-oy=-6.
-oz=-6.
-lx=12.
-ly=12.
-lz=12.
+ox=-4.5
+oy=-4.5
+oz=-4.5
+lx=9.
+ly=9.
+lz=9.
 [Potentials]
 pseudopotential=pseudo.N_ONCVPSP_LDA
 [Run]
diff --git a/tests/RestartEnergyAndForces/h2o.xyz b/tests/RestartEnergyAndForces/h2o.xyz
index cdc906f6..d5171c8b 100644
--- a/tests/RestartEnergyAndForces/h2o.xyz
+++ b/tests/RestartEnergyAndForces/h2o.xyz
@@ -1,6 +1,6 @@
 3
-https://pubchem.ncbi.nlm.nih.gov/compound/Water
-O  2.5369   -0.1550    0.0
-H  3.0739    0.1550    0.0
-H  2.0000    0.1550    0.0
+
+O  0.00   0.00  0.00
+H  -0.76  0.59  0.00
+H  0.76   0.59 0.00
 
diff --git a/tests/RestartEnergyAndForces/mgmol.cfg b/tests/RestartEnergyAndForces/mgmol.cfg
index e590f810..b96f3d9c 100644
--- a/tests/RestartEnergyAndForces/mgmol.cfg
+++ b/tests/RestartEnergyAndForces/mgmol.cfg
@@ -2,16 +2,16 @@ verbosity=2
 xcFunctional=PBE
 FDtype=4th
 [Mesh]
-nx=64
-ny=64
-nz=64
+nx=48
+ny=48
+nz=48
 [Domain]
-ox=-3.4
-oy=-6.4
-oz=-6.4
-lx=12.8
-ly=12.8
-lz=12.8
+ox=-4.5
+oy=-4.5
+oz=-4.5
+lx=9.
+ly=9.
+lz=9.
 [Potentials]
 pseudopotential=pseudo.O_ONCV_PBE_SG15
 pseudopotential=pseudo.H_ONCV_PBE_SG15
diff --git a/tests/RestartEnergyAndForces/restart.cfg b/tests/RestartEnergyAndForces/restart.cfg
index 99bc77d8..280778e9 100644
--- a/tests/RestartEnergyAndForces/restart.cfg
+++ b/tests/RestartEnergyAndForces/restart.cfg
@@ -2,16 +2,16 @@ verbosity=2
 xcFunctional=PBE
 FDtype=4th
 [Mesh]
-nx=64
-ny=64
-nz=64
+nx=48
+ny=48
+nz=48
 [Domain]
-ox=-3.4
-oy=-6.4
-oz=-6.4
-lx=12.8
-ly=12.8
-lz=12.8
+ox=-4.5
+oy=-4.5
+oz=-4.5
+lx=9.
+ly=9.
+lz=9.
 [Potentials]
 pseudopotential=pseudo.O_ONCV_PBE_SG15
 pseudopotential=pseudo.H_ONCV_PBE_SG15