diff --git a/test/umfpack_solver<double>_lid_driven_cavity_3d_p1_grid_0_test_osx.vtk b/test/umfpack_solver<double>_lid_driven_cavity_3d_p1_grid_0_test_osx.vtk
index 640591dd81b358a6d82192540114abd39e16d7c2..4af8ade6159df032faa247752ec3d45651039e3e 100644
--- a/test/umfpack_solver<double>_lid_driven_cavity_3d_p1_grid_0_test_osx.vtk
+++ b/test/umfpack_solver<double>_lid_driven_cavity_3d_p1_grid_0_test_osx.vtk
@@ -14695,34 +14695,34 @@ VECTORS attr0 float
 0.000000 0.000000 0.000000 
 0.000000 1.000000 0.000000 
 0.000000 0.000000 0.000000 
--0.000000 0.000000 0.000000 
--0.000000 0.000000 0.000000 
--0.000000 0.000000 0.000000 
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 0.000000 0.000000 0.000000 
 0.000000 0.000000 0.000000 
 0.000000 0.000000 0.000000 
@@ -15560,7 +15560,7 @@ VECTORS attr0 float
 0.000000 0.000000 0.000000 
 SCALARS attr1 float
 LOOKUP_TABLE default
-0.000000
+-0.000000
 -0.000001
 -0.000002
 0.000000
diff --git a/test/umfpack_solver<double>_lid_driven_cavity_3d_p2_grid_0_test_osx.vtk b/test/umfpack_solver<double>_lid_driven_cavity_3d_p2_grid_0_test_osx.vtk
index 84427497445db04ff973e4fd320ccf9a83d8e4a3..28536f0dfc62427ab60a38da78d40377d221b365 100644
--- a/test/umfpack_solver<double>_lid_driven_cavity_3d_p2_grid_0_test_osx.vtk
+++ b/test/umfpack_solver<double>_lid_driven_cavity_3d_p2_grid_0_test_osx.vtk
@@ -7351,32 +7351,6 @@ VECTORS attr0 float
 -0.157174 0.468530 0.304092 
 0.000000 1.000000 1.000000 
 0.000000 0.000000 0.000000 
--0.000000 0.000000 0.000000 
--0.000000 0.000000 0.000000 
--0.000000 0.000000 0.000000 
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--0.000000 0.000000 0.000000 
 0.000000 0.000000 0.000000 
 0.000000 0.000000 0.000000 
 0.000000 0.000000 0.000000 
@@ -7385,6 +7359,32 @@ VECTORS attr0 float
 0.000000 0.000000 0.000000 
 0.000000 0.000000 0.000000 
 0.000000 0.000000 0.000000 
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+-0.000000 0.000000 0.000000 
 0.000000 1.000000 0.000000 
 0.000000 0.000000 0.000000 
 0.000000 0.000000 0.000000 
@@ -7784,7 +7784,7 @@ VECTORS attr0 float
 0.000000 0.000000 1.000000 
 SCALARS attr1 float
 LOOKUP_TABLE default
-0.000000
+-0.000000
 -0.000001
 -0.000002
 0.000000
diff --git a/test/umfpack_solver<double>_lid_driven_cavity_3d_p3_grid_2_test_osx.vtk b/test/umfpack_solver<double>_lid_driven_cavity_3d_p3_grid_2_test_osx.vtk
index 90d6c1eaa98ec501e160e06b30a55a71f3ddd586..b23a308697297bd067bba841e75354570f8e4a26 100644
--- a/test/umfpack_solver<double>_lid_driven_cavity_3d_p3_grid_2_test_osx.vtk
+++ b/test/umfpack_solver<double>_lid_driven_cavity_3d_p3_grid_2_test_osx.vtk
@@ -4338,18 +4338,18 @@ VECTORS attr0 float
 -0.000000 0.000000 0.000000 
 -0.000000 0.000000 0.000000 
 -0.000000 0.000000 0.000000 
--0.000000 0.000000 0.000000 
--0.000000 0.000000 0.000000 
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 0.000000 0.000000 0.000000 
 0.000000 0.000000 0.000000 
 0.000000 0.000000 0.000000 
 0.000000 0.000000 0.000000 
 0.000000 0.000000 0.000000 
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 0.000000 0.000000 0.000000 
 0.000000 0.000000 0.000000 
 0.000000 0.000000 0.000000 
diff --git a/test/umfpack_solver<double>_lid_driven_cavity_p1_grid_0_test_osx.vtk b/test/umfpack_solver<double>_lid_driven_cavity_p1_grid_0_test_osx.vtk
index 1d5dab5875fdd3029ae97abc7cb8a787283d8574..6b3e6a864395e8947f80e27770ef793a0821f5f9 100644
--- a/test/umfpack_solver<double>_lid_driven_cavity_p1_grid_0_test_osx.vtk
+++ b/test/umfpack_solver<double>_lid_driven_cavity_p1_grid_0_test_osx.vtk
@@ -49160,7 +49160,7 @@ VECTORS attr0 float
 0.000000 1.000000 0.0
 SCALARS attr1 float
 LOOKUP_TABLE default
-0.000000
+-0.000000
 0.000000
 0.000000
 0.000001
diff --git a/test/umfpack_solver<double>_lid_driven_cavity_p2_grid_0_test_osx.vtk b/test/umfpack_solver<double>_lid_driven_cavity_p2_grid_0_test_osx.vtk
index 76b791c64bc77bcaa799a87de7edd865f4a0f267..47e6f13a464ddde9d9e49d8a705bd3223be11ed9 100644
--- a/test/umfpack_solver<double>_lid_driven_cavity_p2_grid_0_test_osx.vtk
+++ b/test/umfpack_solver<double>_lid_driven_cavity_p2_grid_0_test_osx.vtk
@@ -26150,7 +26150,7 @@ VECTORS attr0 float
 0.000000 0.000000 0.0
 SCALARS attr1 float
 LOOKUP_TABLE default
--0.000000
+0.000000
 0.000000
 0.000000
 0.000001