diff --git a/models/migrate.go b/models/migrate.go
index 1422723c854e..4da426887bfe 100644
--- a/models/migrate.go
+++ b/models/migrate.go
@@ -148,6 +148,10 @@ func InsertPullRequests(prs ...*PullRequest) error {
 		}
 	}
 
+	err = UpdateRepoStats(ctx, prs[0].Issue.RepoID)
+	if err != nil {
+		return err
+	}
 	return committer.Commit()
 }