diff --git a/jenkins.sh b/jenkins.sh
index e5b91b4..5f5ade9 100755
--- a/jenkins.sh
+++ b/jenkins.sh
@@ -13,7 +13,7 @@ test -d wcs || git clone git://repos.entrouvert.org/wcs.git
 (cd wcs && git pull)
 (cd wcs && git clean -xdf)
 
-virtualenv --system-site-packages venv
+virtualenv -p /usr/bin/python3 --system-site-packages venv
 PIP_BIN=venv/bin/pip
 
 rm -f coverage.xml
@@ -26,11 +26,11 @@ omit = wcs/qommon/vendor/*.py
 omit = wcs/qommon/vendor/*.py
 _EOF_
 
-$PIP_BIN install --upgrade 'pip<8'
+$PIP_BIN install --upgrade 'pip'
 $PIP_BIN install --upgrade setuptools
-$PIP_BIN install --upgrade 'pytest<4.3' 'attrs<19.2' 'more-itertools<6' WebTest mock pytest-cov
-$PIP_BIN install --upgrade 'pylint<1.8' # 1.8 broken (cf wcs build #3023)
-$PIP_BIN install --upgrade 'Django<1.12' 'gadjo' 'pyproj<2' 'requests' 'django-ratelimit<3'
+$PIP_BIN install --upgrade 'pytest' 'attrs' 'more-itertools' WebTest mock pytest-cov
+$PIP_BIN install --upgrade 'pylint'
+$PIP_BIN install --upgrade 'Quixote>=3.0' 'Django<1.12' 'gadjo' 'vobject' 'pyproj<2' 'requests' 'django-ratelimit<3'
 $PIP_BIN install git+https://git.entrouvert.org/debian/django-ckeditor.git
 
 DJANGO_SETTINGS_MODULE=wcs.settings \
diff --git a/tests/test_admin_pages.py b/tests/test_admin_pages.py
index 088f055..b764a47 100644
--- a/tests/test_admin_pages.py
+++ b/tests/test_admin_pages.py
@@ -1,6 +1,6 @@
 import os
 import shutil
-import StringIO
+from django.utils.six import StringIO
 import time
 
 try:
@@ -74,7 +74,7 @@ def test_with_superuser():
     app = login(get_app(pub))
     resp = app.get('/backoffice/')
     # this makes sure the extension loaded properly
-    assert '<span id="applabel">Publik</span>' in resp.body
+    assert '<span id="applabel">Publik</span>' in resp.text
 
 def test_general_admin_permissions():
     create_superuser()
@@ -93,7 +93,7 @@ def test_aq_permissions_panel(empty_siteoptions):
     create_superuser()
     app = login(get_app(pub))
     resp = app.get('/backoffice/settings/')
-    assert not 'aq/permissions' in resp.body
+    assert not 'aq/permissions' in resp.text
 
     with open(os.path.join(pub.app_dir, 'site-options.cfg'), 'w') as fd:
         if not pub.site_options.has_section('options'):
@@ -102,7 +102,7 @@ def test_aq_permissions_panel(empty_siteoptions):
         pub.site_options.write(fd)
 
     resp = app.get('/backoffice/settings/')
-    assert 'aq/permissions' in resp.body
+    assert 'aq/permissions' in resp.text
     resp = app.get('/backoffice/settings/aq/permissions')
 
 def test_menu_items(empty_siteoptions):
@@ -132,26 +132,26 @@ def test_menu_items(empty_siteoptions):
 
         app = login(get_app(pub))
         resp = app.get('/backoffice/')
-        assert not '/%s/' % area in resp.body
+        assert not '/%s/' % area in resp.text
         resp = app.get('/backoffice/%s/' % area, status=403)
 
         pub.cfg['aq-permissions'] = {area: 'XXX'}
         pub.write_cfg()
 
         resp = app.get('/backoffice/')
-        assert '/%s/' % area in resp.body
+        assert '/%s/' % area in resp.text
         resp = app.get('/backoffice/%s/' % area, status=200)
 
         user1.is_admin = False
         user1.roles = [role.id]
         user1.store()
         resp = app.get('/backoffice/')
-        assert not '/%s/' % area in resp.body
+        assert not '/%s/' % area in resp.text
         resp = app.get('/backoffice/%s/' % area, status=403)
 
         user1.is_admin = False
         user1.roles = [role.id, 'XXX']
         user1.store()
         resp = app.get('/backoffice/')
-        assert '/%s/' % area in resp.body
+        assert '/%s/' % area in resp.text
         resp = app.get('/backoffice/%s/' % area, status=200)
diff --git a/tests/test_backoffice_pages.py b/tests/test_backoffice_pages.py
index 6be66bb..ccc90b2 100644
--- a/tests/test_backoffice_pages.py
+++ b/tests/test_backoffice_pages.py
@@ -1,6 +1,6 @@
 import os
 import shutil
-import StringIO
+from django.utils.six import StringIO
 import time
 
 import pytest
@@ -92,8 +92,8 @@ def test_with_agent_submitter():
     resp = app.get('/backoffice/', status=200) # no redirect
     # check the management and submission links are presend twice, once in the
     # sidebar and once in the page body
-    assert resp.body.count('//example.net/backoffice/management/') == 2
-    assert resp.body.count('//example.net/backoffice/submission/') == 2
+    assert resp.text.count('//example.net/backoffice/management/') == 2
+    assert resp.text.count('//example.net/backoffice/submission/') == 2
 
     formdef.backoffice_submission_roles = ['blah']
     formdef.store()
diff --git a/tests/test_user_pages.py b/tests/test_user_pages.py
index 8ff9ad8..924f63f 100644
--- a/tests/test_user_pages.py
+++ b/tests/test_user_pages.py
@@ -1,6 +1,6 @@
 import os
 import shutil
-import StringIO
+from django.utils.six import StringIO
 import time
 
 import pytest
@@ -84,11 +84,13 @@ def test_myspace_with_user_forms():
     formdata = formdef.data_class()()
     formdata.user_id = user.id
     formdata.status = 'wf-st1'
+    formdata.receipt_time = time.localtime()
     formdata.data = {}
     formdata.store()
     draft = formdef.data_class()()
     draft.user_id = user.id
     draft.status = 'draft'
+    draft.receipt_time = time.localtime()
     draft.data = {}
     draft.store()
 
diff --git a/tests/utilities.py b/tests/utilities.py
index 364a6e3..18f8433 100644
--- a/tests/utilities.py
+++ b/tests/utilities.py
@@ -1,4 +1,4 @@
-import ConfigParser
+from django.utils.six.moves import configparser as ConfigParser
 import os
 import tempfile