1 files changed, 1 insertions, 4 deletions
diff --git a/synapse/rest/media/preview_url_resource.py b/synapse/rest/media/preview_url_resource.py
index 6724986fcc..bfeff2179b 100644
--- a/synapse/rest/media/preview_url_resource.py
+++ b/synapse/rest/media/preview_url_resource.py
@@ -72,9 +72,6 @@ class PreviewUrlResource(RestServlet):
         # XXX: if get_user_by_req fails, what should we do in an async render?
         requester = await self.auth.get_user_by_req(request)
         url = parse_string(request, "url", required=True)
-        ts = parse_integer(request, "ts")
-        if ts is None:
-            ts = self.clock.time_msec()
-
+        ts = parse_integer(request, "ts", default=self.clock.time_msec())
         og = await self.url_previewer.preview(url, requester.user, ts)
         respond_with_json_bytes(request, 200, og, send_cors=True)