diff --git a/src/tribler/core/components/knowledge/rules/tests/test_tag_rules_base.py b/src/tribler/core/components/knowledge/rules/tests/test_tag_rules_base.py
index ac1560c69c7..6462fb0f2d5 100644
--- a/src/tribler/core/components/knowledge/rules/tests/test_tag_rules_base.py
+++ b/src/tribler/core/components/knowledge/rules/tests/test_tag_rules_base.py
@@ -4,4 +4,4 @@
 
 def test_extract_only_valid_tags():
     # test that extract_only_valid_tags extracts only valid tags
-    assert set(extract_only_valid_tags('[valid-tag, in va li d]', rules=general_rules)) == {'valid-tag'}
+    assert set(extract_only_valid_tags('[valid-tag, i n v a l i d]', rules=general_rules)) == {'valid-tag'}