diff --git a/server/src/internalClusterTest/java/org/opensearch/search/nested/SimpleNestedIT.java b/server/src/internalClusterTest/java/org/opensearch/search/nested/SimpleNestedIT.java
index 8b375841c2913..6d0b074c3a660 100644
--- a/server/src/internalClusterTest/java/org/opensearch/search/nested/SimpleNestedIT.java
+++ b/server/src/internalClusterTest/java/org/opensearch/search/nested/SimpleNestedIT.java
@@ -501,10 +501,6 @@ public void testExplain() throws Exception {
     }
 
     public void testSimpleNestedSorting() throws Exception {
-        assumeFalse(
-            "Concurrent search case muted pending fix: https://github.com/opensearch-project/OpenSearch/issues/11187",
-            internalCluster().clusterService().getClusterSettings().get(CLUSTER_CONCURRENT_SEGMENT_SEARCH_SETTING)
-        );
         assertAcked(
             prepareCreate("test").setSettings(Settings.builder().put(indexSettings()).put("index.refresh_interval", -1))
                 .setMapping(
@@ -604,10 +600,6 @@ public void testSimpleNestedSorting() throws Exception {
     }
 
     public void testSimpleNestedSortingWithNestedFilterMissing() throws Exception {
-        assumeFalse(
-            "Concurrent search case muted pending fix: https://github.com/opensearch-project/OpenSearch/issues/11187",
-            internalCluster().clusterService().getClusterSettings().get(CLUSTER_CONCURRENT_SEGMENT_SEARCH_SETTING)
-        );
         assertAcked(
             prepareCreate("test").setSettings(Settings.builder().put(indexSettings()).put("index.refresh_interval", -1))
                 .setMapping(
@@ -740,10 +732,6 @@ public void testSimpleNestedSortingWithNestedFilterMissing() throws Exception {
     }
 
     public void testNestedSortWithMultiLevelFiltering() throws Exception {
-        assumeFalse(
-            "Concurrent search case muted pending fix: https://github.com/opensearch-project/OpenSearch/issues/11187",
-            internalCluster().clusterService().getClusterSettings().get(CLUSTER_CONCURRENT_SEGMENT_SEARCH_SETTING)
-        );
         assertAcked(
             prepareCreate("test").setMapping(
                 "{\n"
@@ -986,10 +974,6 @@ public void testNestedSortWithMultiLevelFiltering() throws Exception {
 
     // https://github.com/elastic/elasticsearch/issues/31554
     public void testLeakingSortValues() throws Exception {
-        assumeFalse(
-            "Concurrent search case muted pending fix: https://github.com/opensearch-project/OpenSearch/issues/11187",
-            internalCluster().clusterService().getClusterSettings().get(CLUSTER_CONCURRENT_SEGMENT_SEARCH_SETTING)
-        );
         assertAcked(
             prepareCreate("test").setSettings(Settings.builder().put("number_of_shards", 1))
                 .setMapping(
@@ -1079,10 +1063,6 @@ public void testLeakingSortValues() throws Exception {
     }
 
     public void testSortNestedWithNestedFilter() throws Exception {
-        assumeFalse(
-            "Concurrent search case muted pending fix: https://github.com/opensearch-project/OpenSearch/issues/11187",
-            internalCluster().clusterService().getClusterSettings().get(CLUSTER_CONCURRENT_SEGMENT_SEARCH_SETTING)
-        );
         assertAcked(
             prepareCreate("test").setMapping(
                 XContentFactory.jsonBuilder()
@@ -1481,10 +1461,6 @@ public void testSortNestedWithNestedFilter() throws Exception {
 
     // Issue #9305
     public void testNestedSortingWithNestedFilterAsFilter() throws Exception {
-        assumeFalse(
-            "Concurrent search case muted pending fix: https://github.com/opensearch-project/OpenSearch/issues/11187",
-            internalCluster().clusterService().getClusterSettings().get(CLUSTER_CONCURRENT_SEGMENT_SEARCH_SETTING)
-        );
         assertAcked(
             prepareCreate("test").setMapping(
                 jsonBuilder().startObject()
diff --git a/server/src/internalClusterTest/java/org/opensearch/search/sort/FieldSortIT.java b/server/src/internalClusterTest/java/org/opensearch/search/sort/FieldSortIT.java
index c95b179c917e5..81e948640ee94 100644
--- a/server/src/internalClusterTest/java/org/opensearch/search/sort/FieldSortIT.java
+++ b/server/src/internalClusterTest/java/org/opensearch/search/sort/FieldSortIT.java
@@ -1863,10 +1863,6 @@ public void testSortMetaField() throws Exception {
      * Test case for issue 6150: https://github.com/elastic/elasticsearch/issues/6150
      */
     public void testNestedSort() throws IOException, InterruptedException, ExecutionException {
-        assumeFalse(
-            "Concurrent search case muted pending fix: https://github.com/opensearch-project/OpenSearch/issues/11258",
-            internalCluster().clusterService().getClusterSettings().get(CLUSTER_CONCURRENT_SEGMENT_SEARCH_SETTING)
-        );
         assertAcked(
             prepareCreate("test").setMapping(
                 XContentFactory.jsonBuilder()