diff --git a/tests/ert/unit_tests/dark_storage/test_dark_storage_state.py b/tests/ert/unit_tests/dark_storage/test_dark_storage_state.py
index d93320e4982..460e7812662 100644
--- a/tests/ert/unit_tests/dark_storage/test_dark_storage_state.py
+++ b/tests/ert/unit_tests/dark_storage/test_dark_storage_state.py
@@ -8,7 +8,7 @@
 import pandas as pd
 import polars
 import pytest
-from hypothesis import assume
+from hypothesis import assume, reproduce_failure
 from hypothesis.stateful import rule
 from starlette.testclient import TestClient
 
@@ -42,14 +42,23 @@ def get_experiments_through_client(self):
                 ens.id for ens in storage_experiment.ensembles
             }
 
-    @rule(model_experiment=StatefulStorageTest.experiments)
-    def get_observations_through_client(self, model_experiment):
-        response = self.client.get(f"/experiments/{model_experiment.uuid}/observations")
-        assert {r["name"] for r in response.json()} == {
-            key
-            for _, ds in model_experiment.observations.items()
+    @reproduce_failure(
+        "6.122.1",
+        b"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",
+    )
+    @rule(model_ensemble=StatefulStorageTest.ensembles)
+    def get_observations_through_client(self, model_ensemble):
+        model_experiment = self.storage.get_ensemble(model_ensemble.uuid).experiment
+        obs_keys = {
+            name: key
+            for name, ds in model_experiment.observations.items()
             for key in ds["observation_key"]
         }
+        for response_name in obs_keys:
+            response = self.client.get(
+                f"/ensembles/{model_ensemble.uuid}/records/{response_name}/observations"
+            )
+            assert {r["name"] for r in response.json()} == list(obs_keys.values())
 
     @rule(model_experiment=StatefulStorageTest.experiments)
     def get_ensembles_through_client(self, model_experiment):