diff --git a/apps/files/js/file-upload.js b/apps/files/js/file-upload.js
index 1586aa3324..8e72b3cdb4 100644
--- a/apps/files/js/file-upload.js
+++ b/apps/files/js/file-upload.js
@@ -260,14 +260,22 @@ OC.FileUpload.prototype = {
 		}
 
 		var uid = OC.getCurrentUser().uid;
+		var mtime = this.getFile().lastModified;
+		var size = this.getFile().size;
+		var headers = {};
+		if (mtime) {
+			headers['X-OC-Mtime'] = mtime / 1000;
+		}
+		if (size) {
+			headers['OC-Total-Length'] = size;
+
+		}
+
 		return this.uploader.davClient.move(
 			'uploads/' + encodeURIComponent(uid) + '/' + encodeURIComponent(this.getId()) + '/.file',
 			'files/' + encodeURIComponent(uid) + '/' + OC.joinPaths(this.getFullPath(), this.getFileName()),
 			true,
-			{
-				'X-OC-Mtime': this.getFile().lastModified / 1000,
-				'OC-Total-Length': this.getFile().size
-			}
+			headers
 		);
 	},