diff --git a/src/Auth/Models/Preferences.php b/src/Auth/Models/Preferences.php
index ff109c2a7..6e895206d 100644
--- a/src/Auth/Models/Preferences.php
+++ b/src/Auth/Models/Preferences.php
@@ -27,9 +27,11 @@ class Preferences extends Model
     protected static $cache = [];
 
     /**
-     * @var array jsonable attribute names that are json encoded and decoded from the database
+     * @var array casts attribute types to convert automatically
      */
-    protected $jsonable = ['value'];
+    protected $casts = [
+        'value' => 'array'
+    ];
 
     /**
      * @var \October\Rain\Auth\Models\User userContext is the user that owns the preferences
diff --git a/src/Auth/Models/Role.php b/src/Auth/Models/Role.php
index fb73d1f00..04902a744 100644
--- a/src/Auth/Models/Role.php
+++ b/src/Auth/Models/Role.php
@@ -30,9 +30,11 @@ class Role extends Model
     ];
 
     /**
-     * @var array jsonable attribute names that are json encoded and decoded from the database
+     * @var array casts attribute types to convert automatically
      */
-    protected $jsonable = ['permissions'];
+    protected $casts = [
+        'permissions' => 'array'
+    ];
 
     /**
      * @var array allowedPermissionsValues
diff --git a/src/Auth/Models/User.php b/src/Auth/Models/User.php
index 2b350aae0..c974ff313 100644
--- a/src/Auth/Models/User.php
+++ b/src/Auth/Models/User.php
@@ -87,9 +87,11 @@ class User extends Model implements Authenticatable
     public $customMessages = [];
 
     /**
-     * @var array jsonable attribute names that are json encoded and decoded from the database
+     * @var array casts attribute types to convert automatically
      */
-    protected $jsonable = ['permissions'];
+    protected $casts = [
+        'permissions' => 'array'
+    ];
 
     /**
      * allowedPermissionsValues
diff --git a/src/Database/Concerns/HasJsonable.php b/src/Database/Concerns/HasJsonable.php
deleted file mode 100644
index 25f7b5bcf..000000000
--- a/src/Database/Concerns/HasJsonable.php
+++ /dev/null
@@ -1,89 +0,0 @@
-<?php namespace October\Rain\Database\Concerns;
-
-/**
- * HasJsonable concern for a model
- *
- * @package october\database
- * @author Alexey Bobkov, Samuel Georges
- */
-trait HasJsonable
-{
-    /**
-     * @var array jsonable attribute names that are json encoded and decoded from the database
-     */
-    protected $jsonable = [];
-
-    /**
-     * addJsonable attributes for the model.
-     *
-     * @param  array|string|null  $attributes
-     * @return void
-     */
-    public function addJsonable($attributes = null)
-    {
-        $attributes = is_array($attributes) ? $attributes : func_get_args();
-
-        $this->jsonable = array_merge($this->jsonable, $attributes);
-    }
-
-    /**
-     * isJsonable checks if an attribute is jsonable or not.
-     *
-     * @return array
-     */
-    public function isJsonable($key)
-    {
-        return in_array($key, $this->jsonable);
-    }
-
-    /**
-     * getJsonable attributes name
-     *
-     * @return array
-     */
-    public function getJsonable()
-    {
-        return $this->jsonable;
-    }
-
-    /**
-     * jsonable attributes set for the model.
-     *
-     * @param  array  $jsonable
-     * @return $this
-     */
-    public function jsonable(array $jsonable)
-    {
-        $this->jsonable = $jsonable;
-
-        return $this;
-    }
-
-    /**
-     * addJsonableAttributesToArray
-     * @return array
-     */
-    protected function addJsonableAttributesToArray(array $attributes, array $mutatedAttributes)
-    {
-        foreach ($this->jsonable as $key) {
-            if (
-                !array_key_exists($key, $attributes) ||
-                in_array($key, $mutatedAttributes)
-            ) {
-                continue;
-            }
-
-            // Prevent double decoding of jsonable attributes.
-            if (!is_string($attributes[$key])) {
-                continue;
-            }
-
-            $jsonValue = json_decode($attributes[$key], true);
-            if (json_last_error() === JSON_ERROR_NONE) {
-                $attributes[$key] = $jsonValue;
-            }
-        }
-
-        return $attributes;
-    }
-}
diff --git a/src/Database/ExpandoModel.php b/src/Database/ExpandoModel.php
index 2b51ce892..eccb416b9 100644
--- a/src/Database/ExpandoModel.php
+++ b/src/Database/ExpandoModel.php
@@ -33,7 +33,7 @@ public function __construct(array $attributes = [])
         // Process attributes last for traits with attribute modifiers
         $this->bindEvent('model.beforeSaveDone', [$this, 'expandoBeforeSaveDone'], -1);
 
-        $this->addJsonable($this->expandoColumn);
+        $this->addCasts([$this->expandoColumn => 'array']);
     }
 
     /**
diff --git a/src/Database/Model.php b/src/Database/Model.php
index 295727381..081f4bce1 100644
--- a/src/Database/Model.php
+++ b/src/Database/Model.php
@@ -19,7 +19,6 @@
 class Model extends EloquentModel
 {
     use Concerns\HasEvents;
-    use Concerns\HasJsonable;
     use Concerns\HasAttributes;
     use Concerns\HasReplication;
     use Concerns\HasRelationships;
diff --git a/src/Database/Models/DeferredBinding.php b/src/Database/Models/DeferredBinding.php
index 1fbc2500b..a094616c2 100644
--- a/src/Database/Models/DeferredBinding.php
+++ b/src/Database/Models/DeferredBinding.php
@@ -21,9 +21,11 @@ class DeferredBinding extends Model
     public $table = 'deferred_bindings';
 
     /**
-     * @var array jsonable attribute names that are json encoded and decoded from the database
+     * @var array casts attribute types to convert automatically
      */
-    protected $jsonable = ['pivot_data'];
+    protected $casts = [
+        'pivot_data' => 'array'
+    ];
 
     /**
      * @var array nullable attribute names which should be set to null when empty
diff --git a/src/Database/Traits/Validation.php b/src/Database/Traits/Validation.php
index 08169e53a..bad7dd4ef 100644
--- a/src/Database/Traits/Validation.php
+++ b/src/Database/Traits/Validation.php
@@ -337,11 +337,6 @@ public function validate($rules = null, $customMessages = null, $attributeNames
         if (!empty($rules)) {
             $data = $this->getValidationAttributes();
 
-            // Decode jsonable attribute values
-            foreach ($this->getJsonable() as $jsonable) {
-                $data[$jsonable] = $this->getAttribute($jsonable);
-            }
-
             // Add relation values, if specified.
             foreach ($rules as $attribute => $rule) {
                 if (!$this->hasRelation($attribute) || array_key_exists($attribute, $data)) {
diff --git a/src/Scaffold/Console/contentfield/contentfield.stub b/src/Scaffold/Console/contentfield/contentfield.stub
index c8e6320c3..41d651bc1 100644
--- a/src/Scaffold/Console/contentfield/contentfield.stub
+++ b/src/Scaffold/Console/contentfield/contentfield.stub
@@ -41,7 +41,7 @@ class {{studly_name}} extends ContentFieldBase
      */
     public function extendModelObject($model)
     {
-        $model->addJsonable($this->fieldName);
+        $model->addCasts([$this->fieldName => 'array']);
     }
 
     /**