diff --git a/modules/data-streams/src/internalClusterTest/java/org/elasticsearch/datastreams/lifecycle/ExplainDataStreamLifecycleIT.java b/modules/data-streams/src/internalClusterTest/java/org/elasticsearch/datastreams/lifecycle/ExplainDataStreamLifecycleIT.java
index 1a5c5ecfb74b6..a92d5ac98f148 100644
--- a/modules/data-streams/src/internalClusterTest/java/org/elasticsearch/datastreams/lifecycle/ExplainDataStreamLifecycleIT.java
+++ b/modules/data-streams/src/internalClusterTest/java/org/elasticsearch/datastreams/lifecycle/ExplainDataStreamLifecycleIT.java
@@ -486,7 +486,9 @@ public void testExplainLifecycleForIndicesWithErrors() throws Exception {
                  * succeed, and there will always be an error in the error store. This behavior is subject to change in the future.
                  */
                 assertThat(response.getIndices().get(0).getError(), is(notNullValue()));
-                assertThat(response.getIndices().get(1).getError(), is(nullValue()));
+                assertThat(response.getIndices().get(0).getError().error(), containsString("Force merge request "));
+                assertThat(response.getIndices().get(1).getError(), is(notNullValue()));
+                assertThat(response.getIndices().get(1).getError().error(), containsString("Force merge request "));
             }
         });
     }
diff --git a/muted-tests.yml b/muted-tests.yml
index c6274fc919768..2db0b156fe387 100644
--- a/muted-tests.yml
+++ b/muted-tests.yml
@@ -387,9 +387,6 @@ tests:
 - class: org.elasticsearch.xpack.searchablesnapshots.SearchableSnapshotsIntegTests
   method: testCreateAndRestoreSearchableSnapshot
   issue: https://github.com/elastic/elasticsearch/issues/119709
-- class: org.elasticsearch.datastreams.lifecycle.ExplainDataStreamLifecycleIT
-  method: testExplainLifecycleForIndicesWithErrors
-  issue: https://github.com/elastic/elasticsearch/issues/126252
 - class: org.elasticsearch.xpack.test.rest.XPackRestIT
   method: test {p0=transform/transforms_stats/Test get transform stats}
   issue: https://github.com/elastic/elasticsearch/issues/126270