1 files changed, 1 insertions, 0 deletions

diff --git a/cmd/git-lfs-server/main.go b/cmd/git-lfs-server/main.go
index a1ad5a4..b886557 100644
--- a/cmd/git-lfs-server/main.go
+++ b/cmd/git-lfs-server/main.go
@@ -194,6 +194,7 @@ func (h *handler) handleUploadObject(ctx context.Context, repo string, obj parse
         presigned, err := h.mc.Presign(ctx, http.MethodPut, h.bucket, fullPath, expiresIn, url.Values{
                 "x-amz-sdk-checksum-algorithm": {"sha256"},
                 "x-amz-checksum-sha256":        {sha256AsBase64(obj.fullHash)},
+                "x-amz-content-sha256":         {obj.fullHash},
                 "Content-Length":               {strconv.FormatUint(obj.size, 10)},
         })
         if err != nil {