X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/7e819d97960b7df890ca60e4717fc6efc3163593..4bacdff72c8044d25066ff95719543a763844e11:/src/oai/handlers.py

diff --git a/src/oai/handlers.py b/src/oai/handlers.py
index 54a0a20bc..d90a560b7 100644
--- a/src/oai/handlers.py
+++ b/src/oai/handlers.py
@@ -89,7 +89,7 @@ class Catalogue(common.ResumptionOAIPMH):
         md = wl_dc_reader(xml)
         m = md.getMap()
         if book.parent:
-            m['isPartOf'] = [str(WLURI.from_slug(book.parent.slug))]
+            m['isPartOf'] = [str(WLURI(book.parent.slug))]
         return m
 
     def record_for_book(self, book, headers_only=False):