diff --git a/api/models/Book.js b/api/models/Book.js
index b0ba98e..11962de 100644
--- a/api/models/Book.js
+++ b/api/models/Book.js
@@ -15,8 +15,7 @@ module.exports = {
     id: {
       type: 'number',
       unique: true,
-      autoIncrement: true,
-      columnName: '_id'
+      autoIncrement: true
     },
     title: { type: 'string', required: true },
     author: { type: 'string' },
diff --git a/api/models/Passport.js b/api/models/Passport.js
index c3922a6..16519a7 100644
--- a/api/models/Passport.js
+++ b/api/models/Passport.js
@@ -28,8 +28,7 @@ module.exports = {
     id: {
       type: 'number',
       unique: true,
-      autoIncrement: true,
-      columnName: '_id'
+      autoIncrement: true
     },
     // local, oauth2, etc
     protocol: {
diff --git a/api/models/User.js b/api/models/User.js
index 08bd61e..480dfe2 100644
--- a/api/models/User.js
+++ b/api/models/User.js
@@ -14,8 +14,7 @@ module.exports = {
     id: {
       type: 'number',
       unique: true,
-      autoIncrement: true,
-      columnName: '_id'
+      autoIncrement: true
     },
     email: {
       type: 'string',