diff --git a/src/Mod/Fem/CMakeLists.txt b/src/Mod/Fem/CMakeLists.txt
index c6f48b4943..e6f824b72a 100755
--- a/src/Mod/Fem/CMakeLists.txt
+++ b/src/Mod/Fem/CMakeLists.txt
@@ -263,11 +263,11 @@ SET(FemTestsCcx_SRCS
 
 SET(FemTestsElmer_SRCS
     femtest/data/elmer/__init__.py
-    femtest/data/elmer/box_static_mm.sif
-    femtest/data/elmer/ccxcantilever_faceload_mm.sif
+    femtest/data/elmer/box_static_0_mm.sif
+    femtest/data/elmer/ccxcantilever_faceload_0_mm.sif
     femtest/data/elmer/ccxcantilever_faceload_1_si.sif
-    femtest/data/elmer/ccxcantilever_nodeload_mm.sif
-    femtest/data/elmer/ccxcantilever_prescribeddisplacement_mm.sif
+    femtest/data/elmer/ccxcantilever_nodeload_0_mm.sif
+    femtest/data/elmer/ccxcantilever_prescribeddisplacement_0_mm.sif
     femtest/data/elmer/group_mesh.geo
     femtest/data/elmer/ELMERSOLVER_STARTINFO
 )
diff --git a/src/Mod/Fem/femtest/app/test_solver_elmer.py b/src/Mod/Fem/femtest/app/test_solver_elmer.py
index c2081db2ae..bf63e3fd37 100644
--- a/src/Mod/Fem/femtest/app/test_solver_elmer.py
+++ b/src/Mod/Fem/femtest/app/test_solver_elmer.py
@@ -105,7 +105,7 @@ class TestSolverElmer(unittest.TestCase):
         param.SetInt("UserSchema", new_unit_schema)
 
     # ********************************************************************************************
-    def test_box_static_mm(
+    def test_box_static_0_mm(
         self
     ):
         fcc_print("")
@@ -161,7 +161,7 @@ class TestSolverElmer(unittest.TestCase):
         self.assertFalse(ret, "GMSH geo write file test failed.\n{}".format(ret))
 
     # ********************************************************************************************
-    def test_ccxcantilever_faceload_mm(
+    def test_ccxcantilever_faceload_0_mm(
         self
     ):
         fcc_print("")
@@ -181,7 +181,7 @@ class TestSolverElmer(unittest.TestCase):
         self.input_file_writing_test(get_namefromdef("test_"))
 
     # ********************************************************************************************
-    def test_ccxcantilever_nodeload_mm(
+    def test_ccxcantilever_nodeload_0_mm(
         self
     ):
         fcc_print("")
@@ -191,7 +191,7 @@ class TestSolverElmer(unittest.TestCase):
         self.input_file_writing_test(get_namefromdef("test_"))
 
     # ********************************************************************************************
-    def test_ccxcantilever_prescribeddisplacement_mm(
+    def test_ccxcantilever_prescribeddisplacement_0_mm(
         self
     ):
         fcc_print("")
diff --git a/src/Mod/Fem/femtest/data/elmer/box_static_mm.sif b/src/Mod/Fem/femtest/data/elmer/box_static_0_mm.sif
similarity index 100%
rename from src/Mod/Fem/femtest/data/elmer/box_static_mm.sif
rename to src/Mod/Fem/femtest/data/elmer/box_static_0_mm.sif
diff --git a/src/Mod/Fem/femtest/data/elmer/ccxcantilever_faceload_mm.sif b/src/Mod/Fem/femtest/data/elmer/ccxcantilever_faceload_0_mm.sif
similarity index 100%
rename from src/Mod/Fem/femtest/data/elmer/ccxcantilever_faceload_mm.sif
rename to src/Mod/Fem/femtest/data/elmer/ccxcantilever_faceload_0_mm.sif
diff --git a/src/Mod/Fem/femtest/data/elmer/ccxcantilever_nodeload_mm.sif b/src/Mod/Fem/femtest/data/elmer/ccxcantilever_nodeload_0_mm.sif
similarity index 100%
rename from src/Mod/Fem/femtest/data/elmer/ccxcantilever_nodeload_mm.sif
rename to src/Mod/Fem/femtest/data/elmer/ccxcantilever_nodeload_0_mm.sif
diff --git a/src/Mod/Fem/femtest/data/elmer/ccxcantilever_prescribeddisplacement_mm.sif b/src/Mod/Fem/femtest/data/elmer/ccxcantilever_prescribeddisplacement_0_mm.sif
similarity index 100%
rename from src/Mod/Fem/femtest/data/elmer/ccxcantilever_prescribeddisplacement_mm.sif
rename to src/Mod/Fem/femtest/data/elmer/ccxcantilever_prescribeddisplacement_0_mm.sif