diff --git a/src/components/spin/spin.vue b/src/components/spin/spin.vue
index 9cb683c..20dcc6b 100644
--- a/src/components/spin/spin.vue
+++ b/src/components/spin/spin.vue
@@ -20,7 +20,10 @@
         props: {
             size: {
                 validator (value) {
-                    return oneOf(value, ['small', 'large']);
+                    return oneOf(value, ['small', 'large', 'default']);
+                },
+                default () {
+                    return this.$IVIEW.size === '' ? 'default' : this.$IVIEW.size;
                 }
             },
             fix: {
--
libgit2 0.21.4