diff --git a/benedict/dicts/io/io_util.py b/benedict/dicts/io/io_util.py
index a46c08d..038ae47 100644
--- a/benedict/dicts/io/io_util.py
+++ b/benedict/dicts/io/io_util.py
@@ -71,7 +71,7 @@ def is_s3(s):
 
 
 def is_url(s):
-    return any([s.startswith(protocol) for protocol in ["http://", "https://"]])
+    return any(s.startswith(protocol) for protocol in ["http://", "https://"])
 
 
 def parse_s3_url(url):
diff --git a/tests/core/test_unique.py b/tests/core/test_unique.py
index 683bfa1..0587bbf 100644
--- a/tests/core/test_unique.py
+++ b/tests/core/test_unique.py
@@ -55,4 +55,4 @@ class unique_test_case(unittest.TestCase):
             },
         ]
         self.assertEqual(len(d.keys()), len(rv))
-        self.assertTrue(all([value in rv for value in d.values()]))
+        self.assertTrue(all(value in rv for value in d.values()))
diff --git a/tests/dicts/test_benedict.py b/tests/dicts/test_benedict.py
index 7ee392d..2dac072 100644
--- a/tests/dicts/test_benedict.py
+++ b/tests/dicts/test_benedict.py
@@ -2242,4 +2242,4 @@ b:
             },
         ]
         self.assertEqual(len(b.keys()), len(rv))
-        self.assertTrue(all([value in rv for value in b.values()]))
+        self.assertTrue(all(value in rv for value in b.values()))