diff --git a/sanic/request.py b/sanic/request.py
index 660fe6cb..add4ca3f 100644
--- a/sanic/request.py
+++ b/sanic/request.py
@@ -86,7 +86,7 @@ class Request(dict):
         :return: token related to request
         """
         auth_header = self.headers.get('Authorization')
-        if 'Token ' in auth_header:
+        if auth_header is not None and 'Token ' in auth_header:
             return auth_header.partition('Token ')[-1]
         else:
             return auth_header
diff --git a/tests/test_requests.py b/tests/test_requests.py
index f77fd90f..06e2b7ae 100644
--- a/tests/test_requests.py
+++ b/tests/test_requests.py
@@ -182,6 +182,14 @@ def test_token():
 
     assert request.token == token
 
+    # no Authorization headers
+    headers = {
+        'content-type': 'application/json'
+    }
+
+    request, response = app.test_client.get('/', headers=headers)
+
+    assert request.token is None
 
 
 # ------------------------------------------------------------ #