diff --git a/iib/workers/greenwave.py b/iib/workers/greenwave.py
index 22527482a..f29578083 100644
--- a/iib/workers/greenwave.py
+++ b/iib/workers/greenwave.py
@@ -29,6 +29,7 @@ def gate_bundles(bundles, greenwave_config):
 
     log.info('Gating on bundles: %s', ', '.join(bundles))
     gating_unsatisfied_bundles = []
+    testcases = []
     for bundle in bundles:
         koji_build_nvr = _get_koji_build_nvr(bundle)
         log.debug('Querying Greenwave for decision on %s', koji_build_nvr)
@@ -60,6 +61,8 @@ def gate_bundles(bundles, greenwave_config):
             if not data['policies_satisfied']:
                 log.info('Gating decision for %s: %s', bundle, data)
                 gating_unsatisfied_bundles.append(bundle)
+                testcases = [item['testcase'] for item in data.get('unsatisfied_requirements', [])]
+
         except KeyError:
             log.error('Missing key "policies_satisfied" for %s: %s', bundle, data)
             raise IIBError(f'Key "policies_satisfied" missing in Greenwave response for {bundle}')
@@ -69,7 +72,8 @@ def gate_bundles(bundles, greenwave_config):
             f'Unsatisfied Greenwave policy for {", ".join(gating_unsatisfied_bundles)} '
             f'with decision_context: {greenwave_config["decision_context"]}, '
             f'product_version: {greenwave_config["product_version"]}, '
-            f'and subject_type: {greenwave_config["subject_type"]}'
+            f'subject_type: {greenwave_config["subject_type"]} '
+            f'and test cases: {", ".join(testcases)}'
         )
         raise IIBError(error_msg)
 
diff --git a/tests/test_workers/test_greenwave.py b/tests/test_workers/test_greenwave.py
index 679045b4c..475992776 100644
--- a/tests/test_workers/test_greenwave.py
+++ b/tests/test_workers/test_greenwave.py
@@ -40,11 +40,31 @@ def test_gate_bundles_success(mock_requests, mock_gkbn):
         ),
         (
             True,
-            {'policies_satisfied': False},
+            {
+                'policies_satisfied': False,
+                'unsatisfied_requirements': [
+                    {
+                        'result_id': 123,
+                        'subject_identifier': 'some-bundle-container-1.5.0-4',
+                        'subject_type': 'koji_build',
+                        'testcase': 'test-case-operator-metadata-fetch',
+                        'type': 'test-result-passed',
+                    },
+                    {
+                        'result_id': 1234,
+                        'subject_identifier': 'some-bundle-container-1.5.0-4',
+                        'subject_type': 'koji_build',
+                        'testcase': 'test-case-operator-metadata-preparation',
+                        'type': 'test-result-passed',
+                    },
+                ],
+            },
             (
                 'Unsatisfied Greenwave policy for some-bundle '
                 'with decision_context: iib_cvp_redhat_operator, '
-                'product_version: cvp, and subject_type: koji_build'
+                'product_version: cvp, subject_type: koji_build '
+                'and test cases: test-case-operator-metadata-fetch, '
+                'test-case-operator-metadata-preparation'
             ),
         ),
     ),