diff --git a/src/collective/lazysizes/tests/test_setup.py b/src/collective/lazysizes/tests/test_setup.py
index 5db0a63..b312ecb 100644
--- a/src/collective/lazysizes/tests/test_setup.py
+++ b/src/collective/lazysizes/tests/test_setup.py
@@ -10,8 +10,9 @@
 
 
 JS = (
-    '++resource++collective.lazysizes/ls.twitter.min.js',
-    '++resource++collective.lazysizes/lazysizes-umd.min.js',
+    '++resource++collective.lazysizes/lazysizes/plugins/twitter/ls.twitter.min.js',
+    '++resource++collective.lazysizes/lazysizes/lazysizes-umd.min.js',
+    '++resource++collective.lazysizes/lazysizes/plugins/print/ls.print.min.js',
 )
 
 
@@ -48,7 +49,7 @@ def test_version(self):
         profile = 'collective.lazysizes:default'
         setup_tool = self.portal['portal_setup']
         self.assertEqual(
-            setup_tool.getLastVersionForProfile(profile), (u'9',))
+            setup_tool.getLastVersionForProfile(profile), (u'10',))
 
 
 class UninstallTestCase(unittest.TestCase):
diff --git a/src/collective/lazysizes/tests/test_upgrades.py b/src/collective/lazysizes/tests/test_upgrades.py
index 6a10e3d..b0fb043 100644
--- a/src/collective/lazysizes/tests/test_upgrades.py
+++ b/src/collective/lazysizes/tests/test_upgrades.py
@@ -47,7 +47,7 @@ def setUp(self):
 
     def test_upgrade_to_2_registrations(self):
         version = self.setup.getLastVersionForProfile(self.profile_id)[0]
-        self.assertGreaterEqual(version, self.to_version)
+        self.assertGreaterEqual(int(version), int(self.to_version))
         self.assertEqual(self.total_steps, 2)
 
     def test_add_new_field_to_configlet(self):
@@ -82,7 +82,7 @@ def setUp(self):
 
     def test_upgrade_to_2_registrations(self):
         version = self.setup.getLastVersionForProfile(self.profile_id)[0]
-        self.assertGreaterEqual(version, self.to_version)
+        self.assertGreaterEqual(int(version), int(self.to_version))
         self.assertEqual(self.total_steps, 1)
 
 
@@ -93,7 +93,7 @@ def setUp(self):
 
     def test_upgrade_to_2_registrations(self):
         version = self.setup.getLastVersionForProfile(self.profile_id)[0]
-        self.assertGreaterEqual(version, self.to_version)
+        self.assertGreaterEqual(int(version), int(self.to_version))
         self.assertEqual(self.total_steps, 2)
 
     @unittest.skipIf(IS_PLONE_5, 'No easy way to test this under Plone 5')
@@ -128,7 +128,7 @@ def setUp(self):
 
     def test_upgrade_to_2_registrations(self):
         version = self.setup.getLastVersionForProfile(self.profile_id)[0]
-        self.assertGreaterEqual(version, self.to_version)
+        self.assertGreaterEqual(int(version), int(self.to_version))
         self.assertEqual(self.total_steps, 2)
 
     @unittest.skipIf(IS_PLONE_5, 'Upgrade step not supported under Plone 5')
@@ -158,7 +158,7 @@ def setUp(self):
 
     def test_upgrade_to_6_registrations(self):
         version = self.setup.getLastVersionForProfile(self.profile_id)[0]
-        self.assertGreaterEqual(version, self.to_version)
+        self.assertGreaterEqual(int(version), int(self.to_version))
         self.assertEqual(self.total_steps, 1)
 
 
@@ -169,7 +169,7 @@ def setUp(self):
 
     def test_registrations(self):
         version = self.setup.getLastVersionForProfile(self.profile_id)[0]
-        self.assertGreaterEqual(version, self.to_version)
+        self.assertGreaterEqual(int(version), int(self.to_version))
         self.assertEqual(self.total_steps, 2)
 
     @unittest.skipIf(IS_PLONE_5, 'Upgrade step not supported under Plone 5')
@@ -197,7 +197,7 @@ def setUp(self):
 
     def test_registrations(self):
         version = self.setup.getLastVersionForProfile(self.profile_id)[0]
-        self.assertGreaterEqual(version, self.to_version)
+        self.assertGreaterEqual(int(version), int(self.to_version))
         self.assertEqual(self.total_steps, 1)
 
     def test_add_new_field_to_configlet(self):
@@ -232,5 +232,16 @@ def setUp(self):
 
     def test_registrations(self):
         version = self.setup.getLastVersionForProfile(self.profile_id)[0]
-        self.assertGreaterEqual(version, self.to_version)
+        self.assertGreaterEqual(int(version), int(self.to_version))
         self.assertEqual(self.total_steps, 1)
+
+
+class To10TestCase(UpgradeTestCaseBase):
+
+    def setUp(self):
+        UpgradeTestCaseBase.setUp(self, u'9', u'10')
+
+    def test_registrations(self):
+        version = self.setup.getLastVersionForProfile(self.profile_id)[0]
+        self.assertGreaterEqual(int(version), int(self.to_version))
+        self.assertEqual(self.total_steps, 3)