diff --git a/ProcessLib/RichardsFlow/Tests.cmake b/ProcessLib/RichardsFlow/Tests.cmake
index ffc7cc614ec1cd0481c6d9df75fc0b76b849736c..849725b8187820d56110b9d91b8e403f5be35c60 100644
--- a/ProcessLib/RichardsFlow/Tests.cmake
+++ b/ProcessLib/RichardsFlow/Tests.cmake
@@ -40,7 +40,7 @@ AddTest(
     TESTER vtkdiff
     ABSTOL 1e-8 RELTOL 1e-3
     DIFF_DATA
-    ref_t_1600.000000.vtu richards_pcs_0_ts_805_t_1600.000000.vtu pressure pressure
+    ref_t_1600.000000.vtu richards_pcs_0_ts_803_t_1600.000000.vtu pressure pressure
     REQUIREMENTS NOT (OGS_USE_MPI OR OGS_USE_LIS)
 )
 
@@ -55,5 +55,5 @@ AddTest(
     REQUIREMENTS OGS_USE_MPI
     ABSTOL 1e-8 RELTOL 1e-3
     DIFF_DATA
-    ref_t_1600.000000.vtu richards_pcs_0_ts_805_t_1600_000000_0.vtu pressure pressure
+    ref_t_1600.000000.vtu richards_pcs_0_ts_803_t_1600_000000_0.vtu pressure pressure
 )
diff --git a/Tests/Data b/Tests/Data
index 9b8783f292abcb7158752c1185d98dd67a341220..8ebd48af1356870d11d4af0f4bb9fbd505a84648 160000
--- a/Tests/Data
+++ b/Tests/Data
@@ -1 +1 @@
-Subproject commit 9b8783f292abcb7158752c1185d98dd67a341220
+Subproject commit 8ebd48af1356870d11d4af0f4bb9fbd505a84648