diff --git a/server/migrations/v2.17.7-add-indices.js b/server/migrations/v2.17.7-add-indices.js
index 3d70ba20..b3821de8 100644
--- a/server/migrations/v2.17.7-add-indices.js
+++ b/server/migrations/v2.17.7-add-indices.js
@@ -22,6 +22,7 @@ async function up({ context: { queryInterface, logger } }) {
   logger.info(`${loggerPrefix} UPGRADE BEGIN: ${migrationName}`)
 
   await addIndex(queryInterface, logger, 'libraryItems', ['libraryId', 'mediaType', 'size'])
+  await addIndex(queryInterface, logger, 'books', ['duration'])
 
   logger.info(`${loggerPrefix} UPGRADE END: ${migrationName}`)
 }
@@ -37,6 +38,7 @@ async function down({ context: { queryInterface, logger } }) {
   logger.info(`${loggerPrefix} DOWNGRADE BEGIN: ${migrationName}`)
 
   await removeIndex(queryInterface, logger, 'libraryItems', ['libraryId', 'mediaType', 'size'])
+  await removeIndex(queryInterface, logger, 'books', ['duration'])
 
   logger.info(`${loggerPrefix} DOWNGRADE END: ${migrationName}`)
 }
diff --git a/server/models/Book.js b/server/models/Book.js
index f7341db9..a904f536 100644
--- a/server/models/Book.js
+++ b/server/models/Book.js
@@ -321,10 +321,10 @@ class Book extends Model {
           // },
           {
             fields: ['publishedYear']
+          },
+          {
+            fields: ['duration']
           }
-          // {
-          //   fields: ['duration']
-          // }
         ]
       }
     )