diff --git a/src/Api.js b/src/Api.js
index bcf526e..725e7ff 100644
--- a/src/Api.js
+++ b/src/Api.js
@@ -11,8 +11,12 @@ function ajax (url: string, options: {}): Request {
 
   const promise = new Promise((resolve, reject) => {
     xhr
-      .then(resolve)
-      .fail((jqXHR, textStatus) => reject(textStatus))
+      .done(resolve)
+      .fail((jqXHR, textStatus) => {
+        return reject(
+          JSON.parse(jqXHR.responseText).errors || {}
+        )
+      })
   })
 
   const abort = () => xhr.abort()
diff --git a/src/Model.js b/src/Model.js
index 0879cf3..dae3572 100644
--- a/src/Model.js
+++ b/src/Model.js
@@ -65,11 +65,11 @@ class Model {
 
         return data
       })
-    .catch((body) => {
-      this.request = null
-      this.attributes = asMap(originalAttributes)
-      this.error = {label, body}
-    })
+      .catch((body) => {
+        this.request = null
+        this.attributes = asMap(originalAttributes)
+        this.error = {label, body}
+      })
   }
 
   @action destroy (