diff --git a/packages/dev-python/python-xcaplib/files/python-xcaplib-work-with-eventlib.patch b/packages/dev-python/python-xcaplib/files/python-xcaplib-work-with-eventlib.patch
new file mode 100644
index 0000000..72abf1c
--- /dev/null
+++ b/packages/dev-python/python-xcaplib/files/python-xcaplib-work-with-eventlib.patch
@@ -0,0 +1,70 @@
+Upstream: Yes
+Source: https://github.com/AGProjects/python3-xcaplib/commit/066759cf355b152375767bee4c3858dc0b8087e4
+
+From 066759cf355b152375767bee4c3858dc0b8087e4 Mon Sep 17 00:00:00 2001
+From: Worawut Boonpeang <worawut@ag-projects.com>
+Date: Fri, 4 Dec 2020 13:49:54 +0000
+Subject: [PATCH] xcaplib (Python3) work with eventlib
+
+---
+ xcaplib/green.py      |  4 +++-
+ xcaplib/xcapclient.py | 10 ++++++++--
+ 2 files changed, 11 insertions(+), 3 deletions(-)
+
+diff --git a/xcaplib/green.py b/xcaplib/green.py
+index 237d9d8..d01ee11 100644
+--- a/xcaplib/green.py
++++ b/xcaplib/green.py
+@@ -2,6 +2,8 @@
+ from eventlib.green import socket, ssl, httplib, urllib2
+ from xcaplib import httpclient
+ from xcaplib import client
++import urllib
++import http
+ 
+ 
+ class HTTPConnection(httplib.HTTPConnection):
+@@ -22,7 +24,7 @@ def http_open(self, req):
+ 
+ class HTTPSHandler(urllib.request.HTTPSHandler):
+     def https_open(self, req):
+-        return self.do_open(HTTPSConnection, req)
++        return self.do_open(http.client.HTTPSConnection, req)
+ 
+ 
+ class HTTPClient(httpclient.HTTPClient):
+diff --git a/xcaplib/xcapclient.py b/xcaplib/xcapclient.py
+index cd409df..384c237 100755
+--- a/xcaplib/xcapclient.py
++++ b/xcaplib/xcapclient.py
+@@ -129,6 +129,8 @@ def setup_parser_request(parser):
+     parser.add_option('--etag', help="perform a conditional operation", metavar='ETAG')
+     parser.add_option('--add-header', dest='headers',
+                       action='append', default=[], help=optparse.SUPPRESS_HELP)
++    parser.add_option("--eventlib", dest='eventlib_enable',
++                      help="Enables non-blocking mode using eventlib library")
+     parser.add_option("-i", dest='input_filename',
+                       help="source file for the PUT request; default is <stdin>")
+     parser.add_option("-o", dest='output_filename',
+@@ -366,7 +368,11 @@ def update_options_from_config(options):
+                 setattr(options, key, value)
+ 
+ def parse_args():
+-    argv = sys.argv[1:]
++    argv = None
++    if "--eventlib" in sys.argv[1:]:
++        argv = sys.argv[2:]
++    else:
++        argv = sys.argv[1:]
+ 
+     if not argv:
+         sys.exit('Type %s -h for help.' % sys.argv[0])
+@@ -496,7 +502,7 @@ def get_exit_code(http_error):
+         return 3
+ 
+ def main():
+-    if sys.argv[0].endswith('-eventlib'):
++    if "--eventlib" in sys.argv[1:]:
+         from xcaplib.green import XCAPClient as client_class
+     else:
+         client_class = XCAPClient
diff --git a/packages/dev-python/python-xcaplib/python-xcaplib-1.2.1.exheres-0 b/packages/dev-python/python-xcaplib/python-xcaplib-2.0.0.exheres-0
similarity index 55%
rename from packages/dev-python/python-xcaplib/python-xcaplib-1.2.1.exheres-0
rename to packages/dev-python/python-xcaplib/python-xcaplib-2.0.0.exheres-0
index 2a265ee..dd03f75 100644
--- a/packages/dev-python/python-xcaplib/python-xcaplib-1.2.1.exheres-0
+++ b/packages/dev-python/python-xcaplib/python-xcaplib-2.0.0.exheres-0
@@ -1,11 +1,11 @@
 # Copyright 2016 Julian Ospald <hasufell@posteo.de>
 # Distributed under the terms of the GNU General Public License v2
 
-require setup-py [ import=distutils blacklist="3" ]
+require setup-py [ import=distutils blacklist="2" multibuild=false ]
+require github [ user="AGProjects" pn="python3-xcaplib" tag="${PV}" ]
 
 SUMMARY="Python library for managing XML documents on XCAP server"
 HOMEPAGE="http://sipsimpleclient.org"
-DOWNLOADS="http://download.ag-projects.com/XCAP/${PNV}.tar.gz"
 
 LICENCES="GPL-2"
 SLOT="0"
@@ -15,6 +15,10 @@ MYOPTIONS=""
 DEPENDENCIES="
     run:
         dev-python/lxml[python_abis:*(-)?]
-        dev-python/python-application[python_abis:*(-)?]
+        dev-python/python-application[>=3.0.3][python_abis:*(-)?]
 "
 
+DEFAULT_SRC_PREPARE_PATCHES=(
+    "${FILES}"/${PN}-work-with-eventlib.patch
+)
+