diff --git a/bucket_lifecycle.go b/bucket_lifecycle.go
index c9ca97f..d5d9096 100644
--- a/bucket_lifecycle.go
+++ b/bucket_lifecycle.go
@@ -26,7 +26,7 @@ type BucketLifecycleTransition struct {
 
 // BucketLifecycleAbortIncompleteMultipartUpload is the param of BucketLifecycleRule
 type BucketLifecycleAbortIncompleteMultipartUpload struct {
-	DaysAfterInitiation string `xml:"DaysAfterInititation,omitempty"`
+	DaysAfterInitiation int `xml:"DaysAfterInitiation,omitempty"`
 }
 
 // BucketLifecycleRule is the rule of BucketLifecycle