diff --git a/models/issues/comment.go b/models/issues/comment.go
index ab9fafa9f02..3926842d229 100644
--- a/models/issues/comment.go
+++ b/models/issues/comment.go
@@ -238,7 +238,6 @@ type CommentMetaData struct {
 	ProjectColumnID    int64  `json:"project_column_id,omitempty"`
 	ProjectColumnTitle string `json:"project_column_title,omitempty"`
 	ProjectTitle       string `json:"project_title,omitempty"`
-	BeforeCommitID     string `json:"before_commit_id,omitempty"` // commit id before this comment
 }
 
 // Comment represents a comment in commit and issue page.