diff --git a/senpy/blueprints.py b/senpy/blueprints.py
index 5d27b46..5fa9f44 100644
--- a/senpy/blueprints.py
+++ b/senpy/blueprints.py
@@ -19,6 +19,7 @@ Blueprints for Senpy
 """
 from flask import Blueprint, request, current_app, Flask, redirect, url_for, render_template
 from .models import Error, Response, Leaf
+from future.utils import iteritems
 
 import json
 import logging
@@ -58,7 +59,7 @@ def get_params(req, params=BASIC_PARAMS):
 
     outdict = {}
     wrong_params = {}
-    for param, options in params.iteritems():
+    for param, options in iteritems(params):
         if param[0] != "@":  # Exclude json-ld properties
             logger.debug("Param: %s - Options: %s", param, options)
             for alias in options["aliases"]:
@@ -79,7 +80,7 @@ def get_params(req, params=BASIC_PARAMS):
                          "message": "Missing or invalid parameters",
                          "parameters": outdict,
                          "errors": {param: error for param, error in
-                                    wrong_params.iteritems()}
+                                    iteritems(wrong_params)}
                          })
         raise ValueError(message)
     return outdict
diff --git a/senpy/extensions.py b/senpy/extensions.py
index 7be339e..50f6ace 100644
--- a/senpy/extensions.py
+++ b/senpy/extensions.py
@@ -1,5 +1,7 @@
 """
 """
+from future import standard_library
+standard_library.install_aliases()
 import gevent
 from gevent import monkey
 monkey.patch_all()
@@ -102,7 +104,7 @@ class Senpy(object):
     def default_plugin(self):
         candidates = self.filter_plugins(is_activated=True)
         if len(candidates) > 0:
-            candidate = candidates.values()[0]
+            candidate = list(candidates.values())[0]
             logger.debug("Default: {}".format(candidate))
             return candidate
         else:
diff --git a/senpy/models.py b/senpy/models.py
index 195619f..5b4df20 100644
--- a/senpy/models.py
+++ b/senpy/models.py
@@ -1,8 +1,10 @@
 import json
 import os
+import logging
+
+from builtins import str
 from collections import defaultdict
 from pyld import jsonld
-import logging
 from flask import Response as FlaskResponse
 
 
@@ -93,7 +95,7 @@ class Leaf(dict):
             return contexts
         elif isinstance(context, dict):
             return context
-        elif isinstance(context, basestring):
+        elif isinstance(context, str):
             try:
                 with open(context) as f:
                     return json.loads(f.read())
diff --git a/senpy/plugins.py b/senpy/plugins.py
index 696d4ec..7276acd 100644
--- a/senpy/plugins.py
+++ b/senpy/plugins.py
@@ -1,9 +1,10 @@
+from future import standard_library
+standard_library.install_aliases()
 
 import inspect
 import os.path
 import shelve
 import logging
-import ConfigParser
 from .models import Response, Leaf
 
 logger = logging.getLogger(__name__)