diff --git a/Tests/varLib/data/BuildTest.designspace b/Tests/varLib/data/Build.designspace
similarity index 100%
rename from Tests/varLib/data/BuildTest.designspace
rename to Tests/varLib/data/Build.designspace
diff --git a/Tests/varLib/data/BuildTest.ttx b/Tests/varLib/data/Build.ttx
similarity index 100%
rename from Tests/varLib/data/BuildTest.ttx
rename to Tests/varLib/data/Build.ttx
diff --git a/Tests/varLib/data/DesignspaceTest.designspace b/Tests/varLib/data/Designspace.designspace
similarity index 100%
rename from Tests/varLib/data/DesignspaceTest.designspace
rename to Tests/varLib/data/Designspace.designspace
diff --git a/Tests/varLib/data/DesignspaceTest2.designspace b/Tests/varLib/data/Designspace2.designspace
similarity index 100%
rename from Tests/varLib/data/DesignspaceTest2.designspace
rename to Tests/varLib/data/Designspace2.designspace
diff --git a/Tests/varLib/data/InterpolateLayoutTest.designspace b/Tests/varLib/data/InterpolateLayout.designspace
similarity index 100%
rename from Tests/varLib/data/InterpolateLayoutTest.designspace
rename to Tests/varLib/data/InterpolateLayout.designspace
diff --git a/Tests/varLib/data/InterpolateLayoutTest.ttx b/Tests/varLib/data/InterpolateLayout.ttx
similarity index 100%
rename from Tests/varLib/data/InterpolateLayoutTest.ttx
rename to Tests/varLib/data/InterpolateLayout.ttx
diff --git a/Tests/varLib/data/MutatorTest.ttx b/Tests/varLib/data/Mutator.ttx
similarity index 100%
rename from Tests/varLib/data/MutatorTest.ttx
rename to Tests/varLib/data/Mutator.ttx
diff --git a/Tests/varLib/designspace_test.py b/Tests/varLib/designspace_test.py
index daa7e8868..fbdaab37a 100644
--- a/Tests/varLib/designspace_test.py
+++ b/Tests/varLib/designspace_test.py
@@ -9,7 +9,7 @@ class DesignspaceTest(unittest.TestCase):
     def test_load(self):
         self.maxDiff = None
         self.assertEqual(
-            designspace.load(_getpath("DesignspaceTest.designspace")),
+            designspace.load(_getpath("Designspace.designspace")),
 
                 {'sources':
                   [{'location': {'weight': 0.0},
@@ -55,7 +55,7 @@ class DesignspaceTest(unittest.TestCase):
 
     def test_load2(self):
         self.assertEqual(
-            designspace.load(_getpath("DesignspaceTest2.designspace")),
+            designspace.load(_getpath("Designspace2.designspace")),
                     {'sources': [], 'instances': [{}]})
 
 
diff --git a/Tests/varLib/interpolate_layout_test.py b/Tests/varLib/interpolate_layout_test.py
index d6718b9ea..a54094e72 100644
--- a/Tests/varLib/interpolate_layout_test.py
+++ b/Tests/varLib/interpolate_layout_test.py
@@ -95,7 +95,7 @@ class InterpolateLayoutTest(unittest.TestCase):
         base master.
         """
         suffix = '.ttf'
-        ds_path = self.get_test_input('InterpolateLayoutTest.designspace')
+        ds_path = self.get_test_input('InterpolateLayout.designspace')
         ufo_dir = self.get_test_input('master_ufo')
         ttx_dir = self.get_test_input('master_ttx_interpolatable_ttf')
 
diff --git a/Tests/varLib/mutator_test.py b/Tests/varLib/mutator_test.py
index 3da5d1a03..7ee916547 100644
--- a/Tests/varLib/mutator_test.py
+++ b/Tests/varLib/mutator_test.py
@@ -85,7 +85,7 @@ class MutatorTest(unittest.TestCase):
 
     def test_varlib_mutator_ttf(self):
         suffix = '.ttf'
-        ds_path = self.get_test_input('BuildTest.designspace')
+        ds_path = self.get_test_input('Build.designspace')
         ufo_dir = self.get_test_input('master_ufo')
         ttx_dir = self.get_test_input('master_ttx_interpolatable_ttf')
 
@@ -96,7 +96,7 @@ class MutatorTest(unittest.TestCase):
 
         finder = lambda s: s.replace(ufo_dir, self.tempdir).replace('.ufo', suffix)
         varfont, _, _ = build(ds_path, finder)
-        varfont_path = os.path.join(self.tempdir, 'MutatorTest' + suffix)
+        varfont_path = os.path.join(self.tempdir, 'Mutator' + suffix)
         varfont.save(varfont_path)
 
         args = [varfont_path, 'wght=500', 'cntr=50']
@@ -105,7 +105,7 @@ class MutatorTest(unittest.TestCase):
         instfont_path = os.path.splitext(varfont_path)[0] + '-instance' + suffix
         instfont = TTFont(instfont_path)
         tables = [table_tag for table_tag in instfont.keys() if table_tag != 'head']
-        expected_ttx = self.get_test_input('MutatorTest.ttx')
+        expected_ttx = self.get_test_input('Mutator.ttx')
         self.expect_ttx(instfont, expected_ttx, tables)
 
 
diff --git a/Tests/varLib/varLib_test.py b/Tests/varLib/varLib_test.py
index 199224b7e..1e531b46d 100644
--- a/Tests/varLib/varLib_test.py
+++ b/Tests/varLib/varLib_test.py
@@ -84,7 +84,7 @@ class BuildTest(unittest.TestCase):
 
     def test_varlib_build_ttf(self):
         suffix = '.ttf'
-        ds_path = self.get_test_input('BuildTest.designspace')
+        ds_path = self.get_test_input('Build.designspace')
         ufo_dir = self.get_test_input('master_ufo')
         ttx_dir = self.get_test_input('master_ttx_interpolatable_ttf')
 
@@ -97,11 +97,11 @@ class BuildTest(unittest.TestCase):
         varfont, model, _ = build(ds_path, finder)
 
         tables = ['GDEF', 'HVAR', 'fvar', 'gvar']
-        expected_ttx = self.get_test_input('BuildTest.ttx')
+        expected_ttx = self.get_test_input('Build.ttx')
         self.expect_ttx(varfont, expected_ttx, tables)
 
         # ensure the TTX dump is the same after saving and reloading font
-        varfont_path = os.path.join(self.tempdir, 'BuildTest.ttf')
+        varfont_path = os.path.join(self.tempdir, 'Build.ttf')
         varfont.save(varfont_path)
         self.expect_ttx(TTFont(varfont_path), expected_ttx, tables)