diff --git a/server/models/Author.js b/server/models/Author.js
index 34ae3629..790b35dd 100644
--- a/server/models/Author.js
+++ b/server/models/Author.js
@@ -149,12 +149,12 @@ class Author extends Model {
             collate: 'NOCASE'
           }]
         },
-        {
-          fields: [{
-            name: 'lastFirst',
-            collate: 'NOCASE'
-          }]
-        },
+        // {
+        //   fields: [{
+        //     name: 'lastFirst',
+        //     collate: 'NOCASE'
+        //   }]
+        // },
         {
           fields: ['libraryId']
         }
diff --git a/server/models/Book.js b/server/models/Book.js
index 1c7d89a6..31bcfa3c 100644
--- a/server/models/Book.js
+++ b/server/models/Book.js
@@ -253,18 +253,18 @@ class Book extends Model {
             collate: 'NOCASE'
           }]
         },
-        {
-          fields: [{
-            name: 'titleIgnorePrefix',
-            collate: 'NOCASE'
-          }]
-        },
+        // {
+        //   fields: [{
+        //     name: 'titleIgnorePrefix',
+        //     collate: 'NOCASE'
+        //   }]
+        // },
         {
           fields: ['publishedYear']
         },
-        {
-          fields: ['duration']
-        }
+        // {
+        //   fields: ['duration']
+        // }
       ]
     })
   }
diff --git a/server/models/Series.js b/server/models/Series.js
index 375e8021..e8407d5c 100644
--- a/server/models/Series.js
+++ b/server/models/Series.js
@@ -138,12 +138,12 @@ class Series extends Model {
             collate: 'NOCASE'
           }]
         },
-        {
-          fields: [{
-            name: 'nameIgnorePrefix',
-            collate: 'NOCASE'
-          }]
-        },
+        // {
+        //   fields: [{
+        //     name: 'nameIgnorePrefix',
+        //     collate: 'NOCASE'
+        //   }]
+        // },
         {
           fields: ['libraryId']
         }