diff --git a/CHANGELOG.md b/CHANGELOG.md
index fcc5c148ca..723351afa5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,7 +9,7 @@ Release report: TBD
 
 ### Added
 
-- Add tests for msu patches with no associated CVE . ([#4009](https://github.com/wazuh/wazuh-qa/pull/4009)) \- (Framework + tests)
+- Add tests for msu patches with no associated CVE . ([#4009](https://github.com/wazuh/wazuh-qa/pull/4009)) \- (Framework + Tests)
 - Add tests with new options to avoid FIM synchronization overlapping. ([#3318](https://github.com/wazuh/wazuh-qa/pull/3318)) \- (Framework + tests)
 - Add Logcollector millisecond granularity support test case ([#3910](https://github.com/wazuh/wazuh-qa/pull/3910)) \- (Tests)
 - Add Windows System folders FIM monitoring tests ([#3720](https://github.com/wazuh/wazuh-qa/pull/3720)) \- (Tests)
diff --git a/deps/wazuh_testing/wazuh_testing/modules/fim/classes.py b/deps/wazuh_testing/wazuh_testing/modules/fim/classes.py
index 07df0bf1ec..06b734fd6f 100644
--- a/deps/wazuh_testing/wazuh_testing/modules/fim/classes.py
+++ b/deps/wazuh_testing/wazuh_testing/modules/fim/classes.py
@@ -460,7 +460,7 @@ def validate_checkers_per_event(events, options, mode):
                 if self.is_value:
                     validate_registry_event(ev, options, mode, is_key=False)
                 else:
-                    validate_registry_event(ev, options, mode, is_key=False)
+                    validate_registry_event(ev, options, mode, is_key=True)
 
         def check_events_type(events, ev_type, reg_list=['testkey0']):
             """Checks the event type of each events in a list.
diff --git a/tests/integration/test_vulnerability_detector/test_feeds/data/test_cases/cases_msu_inventory.yaml b/tests/integration/test_vulnerability_detector/test_feeds/data/test_cases/cases_msu_inventory.yaml
index 6e686a94b5..db48d15f07 100644
--- a/tests/integration/test_vulnerability_detector/test_feeds/data/test_cases/cases_msu_inventory.yaml
+++ b/tests/integration/test_vulnerability_detector/test_feeds/data/test_cases/cases_msu_inventory.yaml
@@ -1,4 +1,4 @@
-- name: Check Patches with no CVE present
+- name: check_patches_with_no_cve_present
   description: Test patches with no associated CVE are added from the catalog
   configuration_parameters:
     PROVIDER: msu
diff --git a/tests/integration/test_vulnerability_detector/test_feeds/test_msu_inventory.py b/tests/integration/test_vulnerability_detector/test_feeds/test_msu_inventory.py
index adaaef5b97..ca955bc3b7 100644
--- a/tests/integration/test_vulnerability_detector/test_feeds/test_msu_inventory.py
+++ b/tests/integration/test_vulnerability_detector/test_feeds/test_msu_inventory.py
@@ -99,7 +99,7 @@ def test_msu_catalog_patches(configuration, metadata, set_wazuh_configuration_vd
         Test:
             - Check in log that the database provider has been updated successfully.
             - Query the DB to check patch is found in MSU_SUPERSEDENSE table
-            - Query the DB to check patch is not found in MSU table (Has not Vulnerability linked to it).
+            - Query the DB to check patch is not found in MSU table (has no Vulnerability linked to it).
         Teardown:
             - Clean the database.
             - Stop wazuh-modulesd.
@@ -131,7 +131,7 @@ def test_msu_catalog_patches(configuration, metadata, set_wazuh_configuration_vd
     assertions:
         - Check that the feed is downloaded successfully.
         - Check that the referenced patch is found in MSU_SUPERSEDENSE table
-        - Check that the referenced patch is not foundin MSU table (Has not Vulnerability linked to it).
+        - Check that the referenced patch is not foundin MSU table (has no Vulnerability linked to it).
 
     input_description:
         - The `configuration_msu_inventory.yaml` file provides the module configuration for this test.
@@ -146,9 +146,9 @@ def test_msu_catalog_patches(configuration, metadata, set_wazuh_configuration_vd
 
     for patch in patch_references:
         # Check that patch is present in MSU_SUPERSEDENCE table
-        result = get_rows_from_table(patch, 'patch', 'MSU_SUPERSEDENCE')
-        assert result is not None, f"The Expected data for KB{patch} was not found in MSU_SUPERSEDENCE Table"
+        patch_found = get_rows_from_table(patch, 'patch', 'MSU_SUPERSEDENCE')
+        assert patch_found is not None, f"The Expected data for KB{patch} was not found in MSU_SUPERSEDENCE Table"
 
         # Check that patch is not present in MSU table
-        result = get_rows_from_table(patch, 'patch', 'MSU')
-        assert result is None, f"Unexpected data found for KB{patch} in MSU Table"
+        patch_in_table = get_rows_from_table(patch, 'patch', 'MSU')
+        assert patch_in_table is None, f"Unexpected data found for KB{patch} in MSU Table"