diff --git a/tests/providers/nhn/lib/mutelist/nhn_mutelist_test.py b/tests/providers/nhn/lib/mutelist/nhn_mutelist_test.py
index dcdc17b2d9..da78ad8b5a 100644
--- a/tests/providers/nhn/lib/mutelist/nhn_mutelist_test.py
+++ b/tests/providers/nhn/lib/mutelist/nhn_mutelist_test.py
@@ -62,7 +62,7 @@ class TestNHNMutelist:
         finding.status = "FAIL"
         finding.resource_name = "test_resource"
         finding.location = "test_region"
-        finding.resource_tags = []
+        finding.resource_tags = {}
 
         assert mutelist.is_finding_muted(finding)
 
@@ -89,7 +89,7 @@ class TestNHNMutelist:
             account_uid="resource_1",
             region="test_region",
             resource_uid="test_resource",
-            resource_tags=[],
+            resource_tags={},
             muted=False,
         )