diff --git a/.travis.yml b/.travis.yml
index 4e7ef5e..9725da6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,9 +1,12 @@
 language: python
 python:
+    - "3.10"
+    - "3.9"
+    - "3.8"
+    - "3.7"
     - "3.6"
     - "3.5"
     - "3.4"
-    - "2.7"
     - "pypy"
 
 install:
diff --git a/memoize/options.py b/memoize/options.py
index afbab9f..0a2124b 100644
--- a/memoize/options.py
+++ b/memoize/options.py
@@ -1,5 +1,5 @@
 from functools import partial
-from collections import Callable
+from collections.abc import Callable
 
 
 def call_or_pass(value, args, kwargs):