diff --git a/src/main/java/gov/nih/nci/bento/model/PrivateESDataFetcher.java b/src/main/java/gov/nih/nci/bento/model/PrivateESDataFetcher.java
index b75805d36..bec77e7c8 100644
--- a/src/main/java/gov/nih/nci/bento/model/PrivateESDataFetcher.java
+++ b/src/main/java/gov/nih/nci/bento/model/PrivateESDataFetcher.java
@@ -349,7 +349,8 @@ private List<Map<String, Object>> fileOverview(Map<String, Object> params) throw
                 new String[]{"file_description", "file_description"},
                 new String[]{"file_format", "file_format"},
                 new String[]{"file_size", "file_size"},
-                new String[]{"diagnosis", "diagnoses"}
+                new String[]{"diagnosis", "diagnoses"},
+                new String[]{"acl", "acl"}
         };
 
         String defaultSort = "file_name"; // Default sort order
@@ -365,10 +366,24 @@ private List<Map<String, Object>> fileOverview(Map<String, Object> params) throw
                 Map.entry("file_description", "file_description"),
                 Map.entry("file_format", "file_format"),
                 Map.entry("file_size", "file_size"),
-                Map.entry("diagnosis", "diagnoses")
+                Map.entry("diagnosis", "diagnoses"),
+                Map.entry("acl", "acl")
         );
 
-        return overview(FILES_END_POINT, params, PROPERTIES, defaultSort, mapping);
+        List<Map<String, Object>> result = overview(FILES_END_POINT, params, PROPERTIES, defaultSort, mapping);
+        final String ACL_KEY = "acl";
+        try{
+            for(Map<String, Object> resultElement: result){
+                String acl = (String) resultElement.get(ACL_KEY);
+                String[] acls = acl.replaceAll("\\]|\\[|'|\"", "").split(",");
+                resultElement.put(ACL_KEY, acls);
+            }
+        }
+        catch(ClassCastException | NullPointerException ex){
+            logger.error("Error occurred when splitting acl into String array");
+        }
+
+        return result;
     }
 
     private List<Map<String, Object>> overview(String endpoint, Map<String, Object> params, String[][] properties, String defaultSort, Map<String, String> mapping) throws IOException {
diff --git a/src/main/resources/graphql/bento-private-es-schema.graphql b/src/main/resources/graphql/bento-private-es-schema.graphql
index 91989e6c5..79cf54106 100644
--- a/src/main/resources/graphql/bento-private-es-schema.graphql
+++ b/src/main/resources/graphql/bento-private-es-schema.graphql
@@ -63,6 +63,7 @@ type FileOverview2 {
     file_format: String
     file_size: Float
     diagnosis: String
+    acl: [String]
 }
 
 type SearchResult {
diff --git a/src/main/resources/yaml/es_indices_bento.yml b/src/main/resources/yaml/es_indices_bento.yml
index a24ed8a7b..9dcf1df46 100644
--- a/src/main/resources/yaml/es_indices_bento.yml
+++ b/src/main/resources/yaml/es_indices_bento.yml
@@ -304,7 +304,8 @@ Indices:
         type: keyword
       age_at_index:
         type: integer
-
+      acl:
+        type: keyword
     # Cypher query will be used to retrieve data from Neo4j, and index into Elasticsearch
     cypher_query: "
       MATCH (ss:study_subject)<-[*..2]-(parent)<--(f:file)
@@ -329,6 +330,7 @@ Indices:
       f.file_format AS file_format_gs,
       f.file_size AS file_size,
       f.md5sum AS md5sum,
+      f.acl AS acl,
       toInteger(split(f.file_id,'-')[2]) AS file_id_num,
       ss.disease_subtype AS diagnoses,
       sf.grouped_recurrence_score AS rc_scores,