diff --git a/ProcessLib/SmallDeformation/Tests.cmake b/ProcessLib/SmallDeformation/Tests.cmake
index f7c32f4133dd373beb1bd8d989a2cca45f0065d6..8d639fc02fb042af27fc0fabe9e5136c5147529d 100644
--- a/ProcessLib/SmallDeformation/Tests.cmake
+++ b/ProcessLib/SmallDeformation/Tests.cmake
@@ -327,3 +327,15 @@ AddTest(
     ref_axisymmetric_sphere_pcs_0_ts_100_t_1.000000.vtu axisymmetric_sphere_pcs_0_ts_100_t_1.000000.vtu sigma_yy sigma_yy
     ref_axisymmetric_sphere_pcs_0_ts_100_t_1.000000.vtu axisymmetric_sphere_pcs_0_ts_100_t_1.000000.vtu sigma_zz sigma_zz
 )
+
+# Two materials in gravity field
+AddTest(
+    NAME Parallel_Mechanics_SDL_two_material_gravity
+    PATH Mechanics/Linear
+    EXECUTABLE_ARGS two_material_gravity.prj
+    TESTER vtkdiff
+    REQUIREMENTS NOT OGS_USE_MPI
+    ABSTOL 1e-16 RELTOL 1e-16
+    DIFF_DATA
+    expected_two_material_gravity.vtu two_material_gravity_pcs_0_ts_1_t_1.000000.vtu displacement displacement
+)
diff --git a/Tests/Data b/Tests/Data
index e66fe10629c2edbe211a1ed81a054b438bdccb81..e31b2e066e2705a3857c1ffbc1cd3fffbdd1d379 160000
--- a/Tests/Data
+++ b/Tests/Data
@@ -1 +1 @@
-Subproject commit e66fe10629c2edbe211a1ed81a054b438bdccb81
+Subproject commit e31b2e066e2705a3857c1ffbc1cd3fffbdd1d379