diff --git a/routers/api/v1/repo/pull.go b/routers/api/v1/repo/pull.go
index f33867f4ed..2f59bef7c7 100644
--- a/routers/api/v1/repo/pull.go
+++ b/routers/api/v1/repo/pull.go
@@ -1532,9 +1532,9 @@ func GetPullRequestFiles(ctx *context.APIContext) {
 
 	var compareInfo *git_service.CompareInfo
 	if pr.HasMerged {
-		compareInfo, err = git_service.GetCompareInfo(ctx, pr.BaseRepo, pr.BaseRepo, baseGitRepo, git.RefName(pr.MergeBase), git.RefName(pr.GetGitHeadRefName()), true, false)
+		compareInfo, err = git_service.GetCompareInfo(ctx, pr.BaseRepo, pr.BaseRepo, baseGitRepo, git.RefName(pr.MergeBase), git.RefName(pr.GetGitHeadRefName()), false, false)
 	} else {
-		compareInfo, err = git_service.GetCompareInfo(ctx, pr.BaseRepo, pr.BaseRepo, baseGitRepo, git.RefNameFromBranch(pr.BaseBranch), git.RefName(pr.GetGitHeadRefName()), true, false)
+		compareInfo, err = git_service.GetCompareInfo(ctx, pr.BaseRepo, pr.BaseRepo, baseGitRepo, git.RefNameFromBranch(pr.BaseBranch), git.RefName(pr.GetGitHeadRefName()), false, false)
 	}
 	if err != nil {
 		ctx.APIErrorInternal(err)
diff --git a/services/pull/pull.go b/services/pull/pull.go
index 7038285bd1..9b84e5c721 100644
--- a/services/pull/pull.go
+++ b/services/pull/pull.go
@@ -1077,7 +1077,7 @@ func GetPullCommits(ctx context.Context, baseGitRepo *git.Repository, doer *user
 	if pull.HasMerged {
 		baseBranch = pull.MergeBase
 	}
-	compareInfo, err := git_service.GetCompareInfo(ctx, pull.BaseRepo, pull.BaseRepo, baseGitRepo, git.RefNameFromBranch(baseBranch), git.RefName(pull.GetGitHeadRefName()), true, false)
+	compareInfo, err := git_service.GetCompareInfo(ctx, pull.BaseRepo, pull.BaseRepo, baseGitRepo, git.RefNameFromBranch(baseBranch), git.RefName(pull.GetGitHeadRefName()), false, false)
 	if err != nil {
 		return nil, "", err
 	}