diff --git a/src/controllers/dataset.controller.ts b/src/controllers/dataset.controller.ts
index 0664fcb..240aca3 100644
--- a/src/controllers/dataset.controller.ts
+++ b/src/controllers/dataset.controller.ts
@@ -56,12 +56,20 @@ export class DatasetController {
                         through: { where: { role: "contributor" } },
                         as: "contributors",
                     },
+                  
                     "subjects",
                     "coverage",
                     "licenses",
                     "references",
                     "project",
-                    "files",
+                    // "files",
+                    {
+                        model: dbContext.File,                       
+                        as: "files",
+                        include: [
+                            "hashvalues"
+                        ]
+                    },
                     "identifier",
                 ],
                 order: [
diff --git a/src/models/Dataset.ts b/src/models/Dataset.ts
index d116805..90b1bb5 100644
--- a/src/models/Dataset.ts
+++ b/src/models/Dataset.ts
@@ -54,6 +54,7 @@ import sequelizeConnection from "../config/db.config";
 import DocumentXmlCache from "./DocumentXmlCache";
 import Collection from "./Collection";
 import Reference from "./Reference";
+import File from "./File";
 
 class Dataset extends Model<InferAttributes<Dataset>, InferCreationAttributes<Dataset>> {
     // id can be undefined during creation when using `autoIncrement`
@@ -80,6 +81,7 @@ class Dataset extends Model<InferAttributes<Dataset>, InferCreationAttributes<Da
 
     declare collections?: NonAttribute<Collection[]>;
     declare references?: NonAttribute<Reference[]>;
+    declare files?: NonAttribute<File[]>;
     // declare static associations: {
 
     // };
@@ -94,6 +96,7 @@ class Dataset extends Model<InferAttributes<Dataset>, InferCreationAttributes<Da
         xmlCache: Association<Dataset, DocumentXmlCache>;
         collections: Association<Dataset, Collection>;
         references: Association<Dataset, Reference>;
+        files: Association<Dataset, File>;
     };
 
     public static async earliestPublicationDate(): Promise<Dataset | null> {
diff --git a/src/models/HashValue.ts b/src/models/HashValue.ts
new file mode 100644
index 0000000..f4ca512
--- /dev/null
+++ b/src/models/HashValue.ts
@@ -0,0 +1,46 @@
+import { Model, DataTypes, InferAttributes, InferCreationAttributes, CreationOptional } from "sequelize";
+import sequelizeConnection from "../config/db.config";
+
+class HashValue extends Model<InferAttributes<HashValue>, InferCreationAttributes<HashValue>> {
+    // id can be undefined during creation when using `autoIncrement`
+    declare file_id: number;
+   
+    declare type: string;
+    declare value: string;   
+
+    // // createdAt can be undefined during creation
+    // declare created_at: CreationOptional<Date>;
+    // // updatedAt can be undefined during creation
+    // declare updated_at: CreationOptional<Date>;
+}
+
+HashValue.init(
+    {
+        file_id: {
+            type: DataTypes.INTEGER,
+            primaryKey: true,
+        },
+        type: {
+            type: DataTypes.STRING(50),
+            allowNull: false,
+            primaryKey: true,
+        },
+        value: {
+            type: DataTypes.STRING(255),
+            allowNull: false,
+        },
+       
+
+        // created_at: DataTypes.DATE,
+        // updated_at: DataTypes.DATE,
+    },
+    {
+        // createdAt: "created_at",
+        // updatedAt: "updated_at",
+        timestamps: false,
+        tableName: "file_hashvalues",
+        sequelize: sequelizeConnection,
+    },
+);
+
+export default HashValue;
diff --git a/src/models/init-models.js b/src/models/init-models.js
index a132461..a417d2e 100644
--- a/src/models/init-models.js
+++ b/src/models/init-models.js
@@ -14,6 +14,7 @@ import Reference from "./Reference";
 import Project from "./Project";
 // import File from "./file.model.js";
 import File from "./File";
+import HashValue from "./HashValue";
 import Identifier from "./Identifier";
 import DocumentXmlCache from "./DocumentXmlCache";
 import CollectionRole from "./CollectionRole";
@@ -35,6 +36,7 @@ export {
     Identifier,
     DocumentXmlCache,
     File,
+    HashValue,
     Collection,
     CollectionRole,
 };
@@ -230,6 +232,15 @@ export function initModels() {
         as: "dataset",
     });
 
+    File.hasMany(HashValue, {
+        as: "hashvalues",
+        foreignKey: "file_id",
+    });
+    HashValue.belongsTo(File, {
+        foreignKey: "file_id",
+        as: "file",
+    });
+
     // collection an collectionRole relations
     CollectionRole.hasMany(Collection, {
         as: "collections",
@@ -268,5 +279,6 @@ export function initModels() {
         Subject: Subject,
         License: License,
         DocumentPersons: DocumentPersons,
+        File: File
     };
 }