diff --git a/changelog/unreleased/fix-0-byte-msgpack.md b/changelog/unreleased/fix-0-byte-msgpack.md
index c86038111e..618aad5304 100644
--- a/changelog/unreleased/fix-0-byte-msgpack.md
+++ b/changelog/unreleased/fix-0-byte-msgpack.md
@@ -2,5 +2,6 @@ Bugfix: fix writing 0 byte msgpack metadata
 
 File metadata is now written atomically to be more resilient during timeouts
 
+https://github.com/cs3org/reva/pull/4042
 https://github.com/cs3org/reva/pull/4034
 https://github.com/cs3org/reva/pull/4033
diff --git a/pkg/storage/utils/decomposedfs/metadata/messagepack_backend.go b/pkg/storage/utils/decomposedfs/metadata/messagepack_backend.go
index a2713f1ceb..b41a08bff4 100644
--- a/pkg/storage/utils/decomposedfs/metadata/messagepack_backend.go
+++ b/pkg/storage/utils/decomposedfs/metadata/messagepack_backend.go
@@ -276,7 +276,7 @@ func (b MessagePackBackend) loadAttributes(ctx context.Context, path string, sou
 
 // IsMetaFile returns whether the given path represents a meta file
 func (MessagePackBackend) IsMetaFile(path string) bool {
-	return strings.HasSuffix(path, ".mpk") || strings.HasSuffix(path, ".mpk.lock")
+	return strings.HasSuffix(path, ".mpk") || strings.HasSuffix(path, ".mlock")
 }
 
 // Purge purges the data of a given path