diff --git a/test_xfail.py b/test_xfail.py
index 53cd13bf7..c99f51d00 100644
--- a/test_xfail.py
+++ b/test_xfail.py
@@ -1,21 +1,22 @@
 import pytest
 
+
 def test_pass():
-  ...
+    ...
 
 
 def test_fail():
-  a,b = 1,2
-  assert a == b
+    a, b = 1, 2
+    assert a == b
+
 
 @pytest.mark.xfail
 def test_xfail():
-  a,b = 1,2
-  assert a == b
+    a, b = 1, 2
+    assert a == b
 
 
 @pytest.mark.xfail
 def test_xpass():
-  a,b = 1,1
-  assert a == b
-
+    a, b = 1, 1
+    assert a == b
diff --git a/xfail/test_xfail.py b/xfail/test_xfail.py
index 2bf9d5840..46d24dd5f 100644
--- a/xfail/test_xfail.py
+++ b/xfail/test_xfail.py
@@ -1,30 +1,32 @@
 import pytest
 
+
 def test_pass():
-  print('in test_pass')
+    print("in test_pass")
 
 
 def test_fail():
-  print('in test_fail')
-  a,b = 1,2
-  assert a == b
+    print("in test_fail")
+    a, b = 1, 2
+    assert a == b
+
 
 @pytest.mark.xfail
 def test_xfail():
-  print('in test_xfail')
-  a,b = 1,2
-  assert a == b
+    print("in test_xfail")
+    a, b = 1, 2
+    assert a == b
+
 
 @pytest.mark.xfail(reason="reason 1")
 def test_xfail_reason():
-  print('in test_xfail')
-  a,b = 1,2
-  assert a == b
+    print("in test_xfail")
+    a, b = 1, 2
+    assert a == b
 
 
 @pytest.mark.xfail(reason="reason 2")
 def test_xpass():
-  print('in test_xpass')
-  a,b = 1,1
-  assert a == b
-
+    print("in test_xpass")
+    a, b = 1, 1
+    assert a == b