diff --git a/tests/test_tool.py b/tests/test_tool.py
index 9ba90527dea2fd73f0df9f31f08931ba62d7e727..10c34af8206f13e8fd94210965d952cc4ca50857 100755
--- a/tests/test_tool.py
+++ b/tests/test_tool.py
@@ -53,10 +53,10 @@ def test_crawler():
     # Check the copy flags for the first level in the hierarchy:
     assert len(subc[0]) == 3
     assert len(subc[1]) == 1
-    assert subc[1]["Project"] == False
-    assert subc[0]["Project"] == False
-    assert subc[0]["date"] == False
-    assert subc[0]["identifier"] == False
+    assert subc[1]["Project"] is False
+    assert subc[0]["Project"] is False
+    assert subc[0]["date"] is False
+    assert subc[0]["identifier"] is False
 
     
 
@@ -88,12 +88,12 @@ def test_crawler():
     assert subd[1]["Measurement"].get_property("project").value == subd[0]["Project"]
 
     # Check the copy flags for the second level in the hierarchy:
-    assert subc[1]["Project"] == True
-    assert subc[0]["Project"] == True
-    assert subc[1]["Measurement"] == False
-    assert subc[0]["Measurement"] == False
-    assert subc[0]["date"] == False
-    assert subc[0]["identifier"] == False
+    assert subc[1]["Project"] is True
+    assert subc[0]["Project"] is True
+    assert subc[1]["Measurement"] is False
+    assert subc[0]["Measurement"] is False
+    assert subc[0]["date"] is False
+    assert subc[0]["identifier"] is False
 
 def test_markdown_converter():
     test_readme = File("README.md", rfp(