diff --git a/python-libdiscid.spec b/python-libdiscid.spec
index fc084f0..bd84107 100644
--- a/python-libdiscid.spec
+++ b/python-libdiscid.spec
@@ -34,11 +34,13 @@ for the MusicBrainz database.
 %autosetup -p1
 rm libdiscid/_discid.c  # rebuilt with system Cython
 
+# Fix sys.path for docs build
+sed -i "s|os.path.join('../', b.build_lib)|'../build/lib.%{python3_platform}-%{python3_version}'|" docs/conf.py
+
 
 %build
 %py3_build
-# Until https://fedorahosted.org/fpc/ticket/557 is fixed
-%{__python3} setup.py build_ext -i build_sphinx
+%{__python3} setup.py build_sphinx
 rm build/html/.buildinfo