diff --git a/vdirsyncer/storage/dav.py b/vdirsyncer/storage/dav.py
index 99f5027..17f22f5 100644
--- a/vdirsyncer/storage/dav.py
+++ b/vdirsyncer/storage/dav.py
@@ -431,7 +431,7 @@ class DavStorage(Storage):
             headers=headers
         )
         etag = response.headers.get('etag', None)
-        href = self._normalize_href(response.url)
+        href = self._normalize_href(_decode_href(response.url))
         if not etag:
             item2, etag = self.get(href)
             assert item2.uid == item.uid