diff --git a/addon.xml b/addon.xml
index 906e7fc..e94213f 100644
--- a/addon.xml
+++ b/addon.xml
@@ -1,11 +1,10 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
 <addon id="script.module.srgssr" name="SRG SSR" version="1.7.0" provider-name="Alexander Seiler">
   <requires>
-    <import addon="xbmc.python" version="2.25.0"/>
-    <import addon="script.module.simplecache" version="1.0.0"/>
-    <import addon="script.module.requests" version="2.19.1"/>
-    <import addon="script.module.youtube_channels" version="0.1.0"/>
-    <import addon="script.module.kodi-six" version="0.0.2"/>
+    <import addon="xbmc.python" version="3.0.0"/>
+    <import addon="script.module.simplecache" version="2.0.2"/>
+    <import addon="script.module.requests" version="2.22.0"/>
+    <import addon="script.module.youtube_channels" version="0.2.0"/>
   </requires>
   <extension point="xbmc.python.module" library="lib"/>
   <extension point="xbmc.addon.metadata">
diff --git a/lib/srgssr.py b/lib/srgssr.py
index 6596589..78964d4 100644
--- a/lib/srgssr.py
+++ b/lib/srgssr.py
@@ -28,16 +28,16 @@
 import json
 import requests
 
-try:  # Python 3
-    from urllib.parse import quote_plus, parse_qsl, ParseResult
-    from urllib.parse import urlparse as urlps
-except ImportError:  # Python 2
-    from urllib import quote_plus
-    from urlparse import parse_qsl, ParseResult
-    from urlparse import urlparse as urlps
-
-from kodi_six import xbmc, xbmcgui, xbmcplugin, xbmcaddon, xbmcvfs
-from simplecache import SimpleCache
+from urllib.parse import quote_plus, parse_qsl, ParseResult
+from urllib.parse import urlparse as urlps
+
+import xbmc
+import xbmcgui
+import xbmcplugin
+import xbmcaddon
+import xbmcvfs
+
+import simplecache
 import utils
 import youtube_channels
 
@@ -78,7 +78,7 @@ class SRGSSR(object):
     """
     def __init__(self, plugin_handle, bu='srf', addon_id=ADDON_ID):
         self.handle = plugin_handle
-        self.cache = SimpleCache()
+        self.cache = simplecache.SimpleCache()
         self.real_settings = xbmcaddon.Addon(id=addon_id)
         self.bu = bu
         self.addon_id = addon_id
@@ -1307,8 +1307,6 @@ def build_search_media_menu(self, mode=28, name='', page=1,
             else:
                 # `name` is provided by previously performed search, so it
                 # needs to be processed first
-                if utils.is_python_2():
-                    query_string = query_string.encode('utf8')
                 query_string = quote_plus(query_string)
                 query_url = url_layout % (
                     name, self.number_of_episodes, media_type)
@@ -1319,8 +1317,6 @@ def build_search_media_menu(self, mode=28, name='', page=1,
             if not query_string:
                 self.log('build_search_media_menu: No input provided')
                 return
-            if utils.is_python_2():
-                query_string = query_string.encode('utf8')
             if True:
                 self.write_search(RECENT_MEDIA_SEARCHES_FILENAME, query_string)
             query_string = quote_plus(query_string)
@@ -1372,16 +1368,12 @@ def build_search_show_menu(self, name='', audio=False):
         url_layout = self.host_url + '/play/search/shows?searchQuery=%s'
         if name:
             query_string = name
-            if utils.is_python_2():
-                query_string = query_string.encode('utf8')
         else:
             dialog = xbmcgui.Dialog()
             query_string = dialog.input(LANGUAGE(30115))
             if not query_string:
                 self.log('build_search_show_menu: No input provided')
                 return
-            if utils.is_python_2():
-                query_string = query_string.encode('utf8')
             if True:
                 self.write_search(RECENT_SHOW_SEARCHES_FILENAME, query_string)
         query_string = quote_plus(query_string)
diff --git a/lib/utils.py b/lib/utils.py
index 77b1c32..6ea4447 100644
--- a/lib/utils.py
+++ b/lib/utils.py
@@ -23,13 +23,7 @@
 import re
 import sys
 
-try:
-    CompatStr = unicode  # Python2
-except NameError:
-    CompatStr = str  # Python3
-
-
-def try_get(dictionary, keys, data_type=CompatStr, default=''):
+def try_get(dictionary, keys, data_type=str, default=''):
     """
     Accesses a nested dictionary in a save way.
 
@@ -39,7 +33,7 @@ def try_get(dictionary, keys, data_type=CompatStr, default=''):
                     accessed, or a string/int if only one key should be
                     accessed
     data_type    -- the expected data type of the final element
-                    (default: CompatStr)
+                    (default: str)
     default      -- a default value to return (default: '')
     """
     d = dictionary
@@ -82,7 +76,7 @@ def str_or_none(inp, default=None):
     if inp is None:
         return default
     try:
-        return CompatStr(inp, 'utf-8')
+        return str(inp, 'utf-8')
     except TypeError:
         return inp
 
@@ -102,7 +96,7 @@ def get_duration(duration_string):
     Keyword arguments:
     duration_string -- a string of the above Form.
     """
-    if not isinstance(duration_string, CompatStr):
+    if not isinstance(duration_string, str):
         return None
     durrex = r'(((?P<hour>\d+):)?(?P<minute>\d+):)?(?P<second>\d+)'
     match = re.match(durrex, duration_string)
@@ -373,11 +367,3 @@ def generate_unique_list(input, unique_key):
                 unique_keys.append(elem[unique_key])
                 output.append(elem)
     return output
-
-
-def is_python_2():
-    """
-    Returns true if the major version number of the systems Python
-    is less than 2, otherwise false.
-    """
-    return sys.version_info[0] < 3