diff --git a/fs/tests/test_mkdir.py b/fs/tests/test_mkdir.py
index 9101114..0199f73 100644
--- a/fs/tests/test_mkdir.py
+++ b/fs/tests/test_mkdir.py
@@ -1,4 +1,5 @@
 import os.path
+import pytest
 import fs
 import unittest
 
@@ -15,6 +16,7 @@ def test_mkdir():
     fs.mkdir(path)
 
     assert os.path.exists(path) is True
+    os.rmdir(path)
 
 def test_mkdir_recursive():
 
@@ -27,6 +29,7 @@ def test_mkdir_recursive():
     fs.mkdir(path)
 
     assert os.path.exists(path) is True
+    os.removedirs(path)
 
 def test_mkdir_recursive_fail():
 
@@ -36,7 +39,5 @@ def test_mkdir_recursive_fail():
     if (os.path.exists(path)):
         raise ValueError("Directory %s already exists!" % path)
 
-    try:
-        fs.mkdir(path, recursive=False)
-    except FileNotFoundError:
-        pass
\ No newline at end of file
+    with pytest.raises(FileNotFoundError):
+        fs.mkdir(path, recursive=False)
\ No newline at end of file
diff --git a/fs/tests/test_rename.py b/fs/tests/test_rename.py
index e05ea0a..4f0ccd4 100644
--- a/fs/tests/test_rename.py
+++ b/fs/tests/test_rename.py
@@ -14,6 +14,7 @@ def test_rename_file():
     fs.rename(TEST_FILE, rename_file)
 
     assert os.path.exists(rename_file) is True
+    os.remove(rename_file)
 
 def test_rename_directory():
 
@@ -25,4 +26,5 @@ def test_rename_directory():
 
     fs.rename(TEST_DIR_2, rename_dir)
 
-    assert os.path.exists(rename_dir) is True
\ No newline at end of file
+    assert os.path.exists(rename_dir) is True
+    os.rmdir(rename_dir)
\ No newline at end of file
diff --git a/fs/tests/test_touch.py b/fs/tests/test_touch.py
index d0b0f16..5d1a35e 100644
--- a/fs/tests/test_touch.py
+++ b/fs/tests/test_touch.py
@@ -26,6 +26,9 @@ def test_touch_on_new_file():
 
     assert os.path.exists(new_file) is True
 
+    os.remove(new_file)
+
+
 @pytest.mark.skipif(os.name == "nt", reason="does not work on windows")
 def test_touch_on_directory():