diff --git a/tests/test_file.py b/tests/test_file.py
index a4867a08ed3b09758aa0229bc539eca391064d8c..b8f36f64717a490140ada00066dfca22b26ba3bb 100644
--- a/tests/test_file.py
+++ b/tests/test_file.py
@@ -50,9 +50,8 @@ def setup_module():
 
 
 def setup():
-    upload_file = open("test.dat", "w")
-    upload_file.write("hello world\n")
-    upload_file.close()
+    with open("test.dat", "w") as upload_file:
+        upload_file.write("hello world\n")
     os.makedirs("testfolder/subfolder")
     with open("testfolder/test1.dat", "w") as upload_file:
         upload_file.write("hello world\n")
@@ -397,9 +396,8 @@ def test_consistency_file_was_modified():
 @with_setup(setup, teardown)
 def test_consistency_file_does_not_exist():
     try:
-        upload_file = open("test.dat", "w")
-        upload_file.write("hello world\n")
-        upload_file.close()
+        with open("test.dat", "w") as upload_file:
+            upload_file.write("hello world\n")
         file_ = models.File(name="TestConsistency1",
                             description="Testfile Desc",
                             path="debug/test_file_storage_consistency",