diff --git a/sources b/sources
index 497d205..3d9419c 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-cbca1d7e960d49cf249bdc7024610c1f  InfoSlicer-15.tar.bz2
+3da989486c2f0c74b06deffea2781dce  InfoSlicer-20.tar.bz2
diff --git a/sugar-infoslicer-usejson.patch b/sugar-infoslicer-usejson.patch
deleted file mode 100644
index 39321cb..0000000
--- a/sugar-infoslicer-usejson.patch
+++ /dev/null
@@ -1,29 +0,0 @@
---- InfoSlicer-15/book.py.orig	2012-05-17 12:41:53.000000000 +0100
-+++ InfoSlicer-15/book.py	2012-12-07 11:38:28.014395173 +0000
-@@ -17,7 +17,7 @@
- import uuid
- import logging
- import gobject
--import cjson
-+import json
- import shutil
- import zipfile
- from gobject import SIGNAL_RUN_FIRST, TYPE_PYOBJECT
-@@ -124,7 +124,7 @@
-                  'revision' : self.revision }
- 
-         index = file(os.path.join(self.root, 'index'), 'w')
--        index.write(cjson.encode(data))
-+        index.write(json.dumps(data))
-         index.close()
- 
-     def sync(self):
-@@ -142,7 +142,7 @@
-         if os.path.exists(self.root):
-             try:
-                 index = file(os.path.join(self.root, 'index'), 'r')
--                data = cjson.decode(index.read())
-+                data = json.loads(index.read())
-                 self.uid = data['uid']
-                 self.index = data['index']
-                 self.revision = data['revision']
diff --git a/sugar-infoslicer.spec b/sugar-infoslicer.spec
index c794243..c97b1e8 100644
--- a/sugar-infoslicer.spec
+++ b/sugar-infoslicer.spec
@@ -1,20 +1,20 @@
 Name:           sugar-infoslicer
-Version:        15
-Release:        4%{?dist}
+Version:        20
+Release:        1%{?dist}
 Summary:        Downloader for articles from Wikipedia
 
 Group:          Sugar/Activities
 License:        GPLv2+
 URL:            http://sugarlabs.org/go/Activities/InfoSlicer
 Source0:        http://download.sugarlabs.org/sources/honey/InfoSlicer/InfoSlicer-%{version}.tar.bz2
-Patch0:         sugar-infoslicer-usejson.patch
 BuildArch:      noarch
 
-BuildRequires:  gettext
-BuildRequires:  python-devel
-BuildRequires:  sugar-toolkit
-
+BuildRequires:	gettext
+BuildRequires:	gobject-introspection-devel
+BuildRequires:	python-devel
+BuildRequires:	sugar-toolkit-gtk3-devel
 Requires:       sugar
+Requires:	sugar-toolkit-gtk3
 
 
 %description
@@ -25,7 +25,6 @@ You can then publish the articles as a mini website.
 
 %prep
 %setup -q -n InfoSlicer-%{version}
-%patch0 -p1 -b .json
 
 
 %build
@@ -44,6 +43,9 @@ python ./setup.py install --prefix=%{buildroot}/%{_prefix}
 
 
 %changelog
+* Mon Jul 22 2013 Peter Robinson <pbrobinson@fedoraproject.org> 20-1
+- Release 20
+
 * Fri Feb 15 2013 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 15-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_19_Mass_Rebuild